Sbr
[化] 丁苯橡膠
??? 情景例句
Do I have any appointments?
我有什么約會么？
They will miss him very much when he leaves home for the first time.
李明第一次離開家，他們會非常想念他的。
I would like to wash the clothes for you.
我愿意幫你洗這些衣服。