Ethynylation

炔化, 乙炔化作用

🗣️ 情景例句

part of the building for younger people.
另一部分给年轻人用。
Don't let him fool you.
别被他唬了。
Excuse me, are you from England?
对不起，问一下，你是英国人吗？
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🔤 更多 E 开头的单词

earth tremor
eggheaded
elocular
emphyysema
engraving in'greiviŋ
epiorchium
erysipelas ambulans
evenly even
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