unreactive

美 ['?nr?'ækt?v] 　英 ['?nr?'ækt?v]

• adj.〔化〕不活躍；無(wú)反應(yīng)的；惰性的
• 網(wǎng)絡(luò)不起反應(yīng)的；化學(xué)上惰性；平淡

英漢解釋

adj.	1. 〔化〕不活躍 2. 無(wú)反應(yīng)的 3. 惰性的

例句

As the nearly unreactive diatomic molecule N2, it is useful as an inert atmosphere or to dilute other gases.

它是最穩(wěn)定的雙原子分子N2，可用來(lái)產(chǎn)生惰性的氣體氛圍，或用于稀釋氣體。

So the discovery of the unreactive monatomic gas argon by Lord Rayleigh and William Ramsay in 1895 came as a total surprise.

所以，氬的發(fā)現(xiàn)完全出乎人們意料：在1895年，瑞利男爵和威廉拉姆齊爵士發(fā)現(xiàn)了不反應(yīng)的單分子氣體氬。

In fact, most alkanes are unreactive except in extreme conditions, such as combustion or strong sunlight.

大多數(shù)烷烴并不活潑，除非在極端情況下，如燃燒和強(qiáng)烈陽(yáng)光。

It is a dense, hard, unreactive, silvery gray metal with an extremely high melting point (5, 425 f [2, 996 c]).

是一種高密度、堅(jiān)硬、銀灰色的金屬，熔點(diǎn)極高（2,996℃）。