Obligatory contract
[法] 债务合同
🧩 词语组成解析
🗣️ 情景例句
The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来，农付劳动力正不断流向城市。
You must reap what you have sown.
种瓜得瓜，种豆得豆。
During the night, it got terribly cold.
夜里，天冷得厉害。