Ulaganactesis
[医] 龈刺激, 龈痒
🗣️ 情景例句
The costs of college get higher every year.
学费逐年增加，越来越贵。
I'm afraid you will be discouraged.
我怕你会灰心。
of a change of atmosphere, of a diversion of effort, is essential.
改变一下气氛，转移一下注意力，这是不可缺少的。