Lb.
辅助 Assistant[计] 磅
🗣️ 情景例句
I work with families every day, Ellen.
我每天的工作就是接触一些家庭， Ellen。
He likes playing the harmonica.
他喜欢吹口琴。
I'd like to invite you to dinner before you go. What about Thursday?
我想在你走之前请你吃饭。周四怎么样？