Minidrinier
留着率测定仪
🗣️ 情景例句
to plan the refurnishing of the old library
计划重新整修老图书馆
It is easier to pull down than build.
败事容易成事难。
I'll meet you there, shall we say about eleven o'clock.
我会在那儿等你，你看十一点左右如何。