Tfe
[医][=trifluoroethanol]三氟代乙醇
🗣️ 情景例句
We have both been excited about seeing you
我们两个很高兴见到
No man can do two things at once.
心无二用。
John Dewey has said in all seriousness that the part played by custom in shaping the behaviour of the individual,as against any way in which he can affect traditional custom,
风俗在形成个人行为方面所起的作用和一个对风俗的任何影响相比，