Underfilling
不[未充]满, 底层填料
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
I'm afraid you will be too weak.
我怕你会太虚弱。
Do all men kill the things they do not love?
难道所有的人都要铲除他们所不爱的东西吗？