Underfilling
不[未充]满, 底层填料
🗣️ 情景例句
Her efforts were rewarded by good results.
她的努力获得了良好的结果。
A good lawyer,an evil neighbour.
好律师不是好邻居。
I cannot express how glad I am to hear from him.
我无法表达我接到他的信时有多高兴。