Obligatio naturalis
[法] 自然债务
🧩 词语组成解析
[法] 债, 债权, 债务
[医]（拉）天然的，自然的
🗣️ 情景例句
When will you be through with your homework?
你的家庭作业什么时候可以做完？
Would you like to leave your name?
你想要留下你的名字吗？
The man who had fixed up the air-line was also questioned.
安装供气管的那位工人也被提问。