Chekenin
[医] 恰凯宁(南美丁香叶中的一种淡黄色结晶性成分)
🗣️ 情景例句
But somehow I got my days mixed up and didn't realize the mistake until now.
可是不知道怎么回事，我把日期弄错了，而且到现在才知道这个错误。
First think, and then speak.
先想后说。
the figure becomes no more than an exact and matter-of-fact observation.
杜威的比喻就是他实事求是观察得来的形象化的说法。