Methane phosphonic acid
[化] 甲膦酸
🧩 词语组成解析
methane
['meθein]
n. <化>甲烷，沼气;
a. 膦的, 膦酸的
🗣️ 情景例句
And it makes me feel good that you care about us.
你关心我们大家这使我太高兴了。
He made a successful career in business.
他的商务生涯十分成功。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。