couldn't

英 [ˈkʊdnt]

美 [ˈkʊdnt]

could not 的常用口语形式

Collins.5

柯林斯词典

I couldn't stay there indefinitely.
我不能无限期地呆在那里。
He couldn't imagine why he had let so much time pass without contacting her
他想不通自己为什么过了那么长时间还没有和她联系。
I had a cold and couldn't decide whether to go to work or not
我感冒了，拿不定主意是否要去上班。
He explained and explained, but I still couldn't understand.
他说了又说，我还是不懂。
Water had fogged his diving mask and he couldn't remember how to clear it
水的雾气模糊了他的潜水镜，他却不记得该怎样除雾了。
What a pity you couldn't come here yesterday!
昨天你不能来，这真是件憾事！
Why couldn't they call you plain Ann or Alice like the rest?
他们为什么不能像其他人一样，给你取个普普通通的安或艾丽斯的名字呢？
Auntie Hilda and Uncle Jack couldn't fuss over them enough.
希尔达姨妈和杰克姨父对他们宠爱有加。
Couldn't I watch you do it?
让我看着你做行吗？
I couldn't trust him anymore
我无法再相信他。