Underfilling
不[未充]满, 底层填料
🗣️ 情景例句
I want to leave the phone number of the restaurant....
我要留餐厅的电话号码给她。
It's the year of 1999.
今年是1999年。
I was only five when my father had taken me abroad, and that we eighteen years ago.
我5岁那年，父亲就带我出了国，那是18年前的事了。