Commercial intercourse
[经] 商业关系, 通商
🧩 词语组成解析
🗣️ 情景例句
What's up?
有什么事？
There's no sense in going by boat when the plane is just as cheap and much quicker.
既然乘飞机和坐船一样便宜而且还快得多，那么就没有理由去坐船。
It repeated these circles over and over again.
它首先向右飞一个圆圈，然后向左飞一个圆圈。