Ethynylation

炔化, 乙炔化作用

🗣️ 情景例句

When was your reservation?
您预定的是什么时候？
Curzon Street? Isn't Mary living there?
可胜街？玛丽不是也住那儿吗？
Is it expensive to hire a car?
租车贵不贵？
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🔤 更多 E 开头的单词

ecclesiastical law
electric discharge printer
eludes
empaled
engineering test evaluation
equivalent blends of standard fuels
eroduction
evenkite
全部 E 开头单词 ›