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[C] a period of time that consists of 60 minutes. 30 minutes is usually called half an hour, 15 minutes can be called a quarter of an hour, and 45 minutes can be called three-quarters of an hour 小时 every hour : She checked on the children every hour. 她每小时检查一下孩子们的情况。
an hour ago : He left about an hour ago. 他大约一小时以前离开。
an hour of something : After an hour of arguing, he agreed. 经过一小时的争论,他同意了。
an hour's sleep/exercise/practice etc : Why don't you get an hour's sleep? 你为什么不睡一个小时?
for an hour : I've been waiting for over an hour. 我已经等了一个多小时了。
take an hour to do something : This dish takes about an hour to cook. 烹调这道菜大概需要一个小时。
it takes an hour to do something : It takes nearly an hour to get there by bus. 坐公共汽车到那儿大约需要一小时。
in an hour/an hour's time : I can be there in an hour. 我能在一小时内到达那儿。
Synonyms and related words