Assiduousness
n. 勤勉;恳切
✅ 同义词
🗣️ 情景例句
You'll be husband and wife.
你们就成为夫妻了。
I'm doing it for you!
我这样还不是为你好！
Yes, and full payment is due within 30 days.
是的，如果在30天骨付款就没有折扣。