n. 交通,运输量;(非法的)交易;通信量;交际;
vt. 用…作交换;在…通行;
vi. 交易;买卖;
🗣️ 情景例句
Don't worry about being late. It's fine.
别为迟到担心了 没有关系。
There have been a lot of changes here in the last 20 years.
在这20年里这里有很多变化。
After all, all living creatures live by feeding on something else, whether it be plant or animal, dead or alive, and it is only by chance that such a fate is avoided.