1. 他們一起做過生意。
   They've done some business together.
2. 我說不好他的生意是否全部合法。
   I'm not sure that his business is strictly legitimate.
3. 這筆生意是無利可圖的。
   This business is unprofitable.
4. 商行生意衰退，最后倒閉了。
   The business faltered and then failed.
5. 在生意上，你必須事先估計到你的競爭對手會如何行動。
   In business, you've got to anticipate how your competitors will act.
6. 他整天想著生意。
   He thinks business all day.
7. 我能和你做生意，太高興了。
   I am only too pleased to do business with you.

生的英語翻譯：

意的英語翻譯：