Contingent duty
[经] 应变关税
🧩 词语组成解析
🗣️ 情景例句
How about a date with your grandfather?
和你爷爷约个会好吗？
It's a sunny day.
今天是个艳阳天。
Many of these obligations can give rise to problems and complications but a bank customer,
其中许多义务往往引起问题和纠纷。