Unilateral system
[计] 单向系统
🧩 词语组成解析
🗣️ 情景例句
How about a lemonade break?
休息一下喝点柠檬水好吗？
You had better wash those dirty clothes.
你该去把那些脏衣服洗一洗。
Fine, thanks. Oh, That's the bell. Everyone is going into class, we'd better go too.
很好，谢谢。啊，铃响了。大家都去上课。我们最好也去。