pyrethrin

美 [pa?'reθr?n] 　英 [pa?'ri?θr?n]

• n.【化】除蟲菊酯
• 網(wǎng)絡(luò)除蟲菊素；除蟲菊脂；擬除蟲菊酯類農(nóng)藥

詞形變化

復(fù)數(shù)：pyrethrins  

英漢解釋

n.	1. 【化】除蟲菊酯

英英解釋

n.	1. either of two oily liquid complex organic compounds.

例句

Spray a pyrethrin into the air when confined to a certain outside area.

當(dāng)被限制在戶外的一定區(qū)域時(shí)，往空氣中噴灑一些除蟲菊酯。

You can obtain a pyrethrin shampoo from your vet , who will instruct you in its use.

你可以從你的獸醫(yī)那里得到這種除蟲菊酯洗發(fā)劑，他會(huì)推薦你使用的。

It is mainly pyrethrin (pyrethroid) with 50 percent in the insecticides.

它們多屬擬除蟲菊酯類農(nóng)藥，占總數(shù)的50%；

Cultivating pyrethrin and its efficacy on driving flies

除蟲菊的栽培及驅(qū)蠅效果研究

Application of pyrethrin for controlling insects

擬除蟲菊酯在衛(wèi)生害蟲防治中的應(yīng)用

Effects of two Pyrethrin Pesticides on Serum Lysozyme and Glutamic Pyruvic Transaminase in Common Carp

兩種菊酯類農(nóng)藥對(duì)鯉血清溶菌酶和轉(zhuǎn)氨酶的影響

Effects of two kinds of pyrethrin pesticide on carp blood cells

兩種菊酯類農(nóng)藥對(duì)鯉血細(xì)胞的影響