substances

美 [?s?bst?ns] 　英 ['s?bst?ns]

• n.物質；【哲】實體；實質；(故事等的)要旨
• 網(wǎng)絡化學物質；內(nèi)容；本質

詞形變化

反義詞

同義詞

英漢解釋

英英解釋

例句

You could test a variety of substances to see which ones have the best heat retention.

您可以測試各種不同物質，看看哪種具有最佳的熱保持性。

Chemical constituent analysis showed that thioether compound might be one of insecticidal substances in A. sativum and A. cepa.

成分分析表明硫醚類化合物可能是大蒜和圓蔥中含有的殺蟲活性物質之一。

Peptides are short oligomer and polymer substances made up of two or more amino acids linked in a chain.

肽是短的寡聚物或兩個及以上氨基酸連接成的肽鏈組成的聚合體。

The results directly proved that L-LPS was one of the important pathogenic substances of leptospira.

實驗結果表明L-LPS是鉤端螺旋體主要致病物質之一。

The use of any and all banned substances within the workplace at the company is strictly prohibited.

嚴禁在公司內(nèi)工作場所使用任何及所有違禁物質。

However, the Tokyo Electric Power Company did not say, bottom of why such a high concentration of radioactive substances.

但是，東京電力公司沒有說明，海底中為什么會有如此高濃度的放射性物質。

The utility planned additional sampling to see how widely the radioactive substances have spread, he said.

他說，該公司計劃進行更多的取樣，以便了解放射性物質擴散到了多大的區(qū)域。

It applies to the larger temperature difference between the two substances, used for high temperature and low turbidity measurements.

它適用于兩種物質之間的溫差較大，高溫和低濁度測量。

The first involved a gene called DRD2 which affects how much pleasure we get from alcohol and cigarettes and other addictive substances.

第一組基因被稱為多巴胺-D2，它直接影響了人體能從例如煙草、酒精這樣易上癮的物質中所獲取的快感。

It is not always easy to separate a mixture Of liquids into pure substances by fractional distillation.

采取分餾的辦法把一種混合的液體分成純物質，總是不容易的。

stable and did not abuse substances, but they were considered to be cognitively disabled and chronically ill.

在收納期間，受試者的癥狀是穩(wěn)定的，而且沒有濫用藥物，但是被診斷為認知失能及慢性異常。

The result showed that among the lipid substances we extracted, most compositions which had stronger antimicrobial activities are alkanes.

結果表明，抗菌活性較強的物質中大多是烷烴類物質。

Synthetic chemical substances so fully permeate our environment that it is all too easy to forget that someone had to discover them.

合成的化學物質充滿我們生活的每個角落，以至于我們太習以為常，忘記了發(fā)明它的人。

Electrical inventors who followed Edison did not have to experiment with the substances which he had found would not work.

愛迪生之后的電器發(fā)明家就不必對已經(jīng)被他發(fā)現(xiàn)不起作用的那些物質進行實驗了。的那些物質進行實驗了。

A homogeneous mixture of two or more substances, which may be solids, liquids, gases, or a combination of these.

兩種或兩種以上物質的同質混合物，這些物質可以是固體、液體、氣體或這三者的結合

Now, companies with a brand to protect are trying to predict what other substances might end up in their dairy products.

現(xiàn)在，想要保護自身品牌的公司都在努力預測，它們的乳制品中還可能會出現(xiàn)其它什么物質。

Please confirm by return that none of the above listed substances are used for the production of our products including its packing.

請回復確認，上表中所列物質沒有在我們的產(chǎn)品以及包裝中使用。

substances and woodworking are a dangerous mix. Stay out of the wood shop if you are even remotely under the influence of any intoxicants.

任何興奮性東西木工來說非常危險的。哪怕你只是稍微沾染了一點點使你興奮的東西，也要遠離木工活。

The air is sucked into a filter, which instantaneously analyses it to see whether it includes any suspect substances.

這些氣體被會吸入一個過濾器，并同時分析其組成以探查是否存在任何可疑物質。

The gene's role seems to be to export substances out of the cells that secrete earwax.

該基因可以控制細胞排出物質以分泌耳垢。

The general objective of distillation is the separation of substances that have different vapor pressures at any given temperature.

蒸餾的一般目的，是分離在任何給定溫度下具有不同蒸汽壓的諸物質。

The appearance of interference colors is quite common and can easily be observed in any number of substances.

干涉色是很常見的，在許多材料中都容易看到。

Several investigations have been made of NaCN and KCN in the regions of temperature where these substances are cubic.

在NaCN和KCN是立方結構的溫度范圍內(nèi)，對它們進行了些研究。

It was soon recognized that the substances which provide this resistance could be found in blood serum.

人們不久就弄清了這種提供抵抗力的物質是存在于血清中的。

The evidence presented here points to an ample array of substances and effects that may illustrate how this may be done.

這里所介紹的證據(jù)，指出有很多種物質和效應可以說明這是如何做到的。

We conclude that the two substances have combined to form the new material.

我們得出這樣的結論：兩種物質化合而形成新的物質。

Most common substances exist in the solid phase at low temperatures.

大多數(shù)一般物質在低溫下處于固態(tài)。

The factory's walls, ceiling and flooring are made of materials which are easy to clean and do not absorb substances.

工廠的墻壁、房頂和地板都是用容易清潔并不易沾灰的材料制成的。

And there must be simple substances, since there are compounds; for a compound is nothing but a collection or aggregate of simple things.

由于存在復合物，因此必然存在單純物，所謂復合物，即單純物的集合。

The reason is: At this point oral bacteria began to break down food residues in the acidic substances, corrosive enamel dissolution.

理由是：此時口腔細菌開始分解的酸性物質的食物殘渣，腐蝕性搪瓷解散。

At least some of the confusion is due to the fact that researchers rarely test these substances in any standard way.

不同的研究得出了相矛盾的結果，但至少有些是因為研究者沒有使用標準化手段進行測試。

People who become addicted to certain substances are subconsciously trying to boost the levels of these feel-good chemicals.

那些成癮者其實是下意識地想要增加使人愉悅的化學物質。

The waste material might have infectivity bacteria, viruses, chemical pollutants and radioactive such harmful substances, for great risk.

廢物中可能存有傳染性病菌、病毒、化學污染物及放射性等有害物質，具有極大的危險性。

CONCLUSION The method established is successfully used to determine tetrahydrozoline hydrochloride and its related substances in eye drops.

結論本方法靈敏度高，方法操作簡便，可滿足本品含量及有關物質的測定。

They do not protect against external radiation, or against any other radioactive substances besides radioactive iodine.

除了放射性碘，他們不能阻止外部的輻射、或是任何其他輻射性物質。

As a result of these substances in the environment of space in the poor unable to retain long time, so this just shows that they are formed.

由于這些物質在太空的惡劣的環(huán)境中無法長時間保留，因此這表明它們是剛形成的。

He said the government would study with the Tokyo Electric Power Company a permanent closure of the measures of radioactive substances.

他表示，政府將與東京電力公司一道研究永久封閉放射性物質的措施。

He wants government and law enforcement agencies across the world to help tackle the trafficking of these performance-enhancing substances.

他希望世界各國的政府部門及執(zhí)法部門能聯(lián)合起來共同打擊販賣興奮劑的非法交易。

This led her to deduce that there were other substances within pitchblende that had properties of radioactivity.

于是瑪麗推斷出，在瀝青鈾礦中可能還有其他具有放射性的物質。

Starch is due to the nature of the starch molecules contains easy-to-reactions of hydroxyl, starch many substances reactions.

淀粉的性質是由于淀粉分子中含有易于發(fā)生化學反應的羥基，所以淀粉能與許多物質發(fā)生化學反應。

None of this is to say that people must immediately bin all vitamin-containing substances; vitamins are, after all, essential nutrients.

這一切都不意味著人們應該立馬將所有含維生素的物質棄之如敝屣。畢竟維生素是基本營養(yǎng)品。

We have explained that water is one of the substances forming out of a Big Bang, and that water planets are more numerous than dry planets.

我們已經(jīng)解釋過了，水是宇宙大爆炸形成的一種物質。而且有水的行星比無水干燥的行星要更多。

Substances arranged in a three-dimensional pattern are known as a crystalline solid each with a repeating unit called a crystal unit.

具有三維空間排列結構的物質稱為晶體，其中的重復單元稱為晶體單元。

bacteria can be considered as a type of plant, secreting poisonous substances into the body of the organism they attack, . . .

細菌可以被認為是一種植物形式，把有毒的物質藏匿到受它們侵襲的有機體里，……

However, at present they do not know how these substances interact to attract mosquitoes.

然而，目前他們不知道如何將這些物質相互作用來吸引蚊子。

Microglia are like the body's natural garbage collection cells that rush to damaged or inflamed areas to get rid of toxic substances.

小膠質細胞就像是機體中自然產(chǎn)生的垃圾收集細胞，它能夠轉移到受損或發(fā)炎區(qū)域來處理這些毒性物質。

At present, for blueberry research in bioactive substances mainly around the anthocyanin, blueberry Polysaccharides on is still less.

目前對于藍莓中生物活性物質的研究主要圍繞花色苷類物質，關于藍莓中多糖的研究還較少。