Tunicata
[医] 被囊类(动物)
🗣️ 情景例句
I have to go out and hand out fliers.
我要出去派传单。
She is singing in practice.
她在练习唱歌。
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。