Alkyle
[医] 烃基化物
🗣️ 情景例句
So, why don't you call him in the morning?
那么你为何不明天早上打个电话给他？
Speech is silver (or silvern), silence is golden.
雄辩是银，沈默是金。
There is only one difference between an old man and a young one:
老年人和年轻人之间仅仅有一个不同：