Ethinyl
[机] 乙炔基
🗣️ 情景例句
and I did both with Robbie.
有Robbie时我也这样做的。
She knew that a vocation this year was out of the question.
她知道今年不可能有假期。
Tramps seem to be the only exception to this general rule.
在这条普遍的规律前面，