Steining
井内砌圈, 砖石支护
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
Remind me to mail this letter.
记得提醒我要寄这封信。
a lorry arrived at the factory with a truly colossal biscuit which weighed 2,400 pounds.
一辆卡车驶进了工厂，运来了一个特大无比、重达2，400磅的饼干。