Methyl vinyl ketone
[化] 甲基乙烯基甲酮
🧩 词语组成解析
n. 甲基\\n[化] 甲基
n. 乙烯基\\n[化] 乙烯基
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
You don't look a day over ...
你看起来一天也不比……大。
A good teacher should always avoid embarrassing his students.
一位好的教师无论何时都应该避免使学生感到难堪。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。