Steramide
乙酰磺胺
??? 情景例句
This will be a perfect jacket for the wintertime
這一件夾克就很受用
Do you have a room available?
你們有空房間嗎？
and then generalized the results of his many experiments into the famous law of free fall.
然后將多次實驗結果概括成著名的自由落體定律的人。