Externalities
(externality 的复数) n. 外形, 外在性
🗣️ 情景例句
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
A sow, when washed; returns to the muck.
江山易改，本性难移。
Now let's drink to the success of your school!
现在，咱们为你办学成功，干杯！