Idrocilamide
[化] 羥乙桂胺
??? 情景例句
with the question of whether I go back to work or not.
為我是否回去工作這個問題。
I read 10 lettres.
我讀了十封信。
many of them serious and senior scientists---- who dream of sending people to it.
其中的不少人是認真和資深的科學家，他們一直夢想著把人送上火星。