promise is a debt
US /ˈprɑː.mɪs ɪz ə det/
UK /ˈprɒm.ɪs ɪz ə det/
成語
許下的諾言就是欠下的債, 言出必行
a proverb meaning that once you have made a promise, you have a moral obligation to fulfill it, just as you have a legal obligation to pay a debt
範例:
•
You said you would help me move this weekend, and a promise is a debt.
你說過這週末會幫我搬家，許下的諾言就是欠下的債。
•
Don't forget your commitment to the charity; a promise is a debt.
別忘了你對慈善機構的承諾；言出必行。