Naphthenics
润滑油中粘度随温度急变的组分
🗣️ 情景例句
I don't know how she does it.
我不知道她怎么办到的。
It sucks!
好烂！
one ought to have at least two or three hobbies, and they must all be real.
至少应有两三种爱好，而且都比较实际。