Underfilling
不[未充]满, 底层填料
🗣️ 情景例句
Good night, Son.
晚安， 儿子。
I may be wrong, but your theory is all wrong, professor.
也许我不对，不过，教授您的理论是完全错了。
Stories about people often attract far more public attention than political events.
常人轶事往往比政治事件更能引起公众注意。