Obligatio certa
[法] 特定之债
🧩 词语组成解析
[法] 债, 债权, 债务
🗣️ 情景例句
Well, don't work all night.
好啦， 别通宵工作。
If you were to attend the banquet ,what would you wear?
如果你将出席宴会，你将穿什么？
Tie a heavy weight at the end of a long piece of string.
把一个重物拴在一根长绳子的一端，