Ethinylation

乙炔化

🗣️ 情景例句

Do you have a children's menu?
你们有儿童菜单吗?
Where (or While) there is life there is hope.
留得青山在,不怕没柴烧。
It's too good to be true!
好得难以置信。
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🔤 更多 E 开头的单词

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