n. 抵押品, 挑战\\nvt. 以...为担保, 以...为赌注\\nn. 抵押品, 标准度量, 计量器\\nvt. 精确计量, 估计
🗣️ 情景例句
and we're trying to resolve that problem.
试图解决这类问题。
What were you doing when I called?
我打电话给你时你在干吗?
Yes, I see. How can they get rid of waste water in this way? What a terrible colour the sea is now! It looks as if our class won't be able to bathe at all.