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DET
每一;每个
You use every to indicate that you are referring to all the members of a group or all the parts of something and not only some of them.
例句
Every village has a green, a church, a pub and a manor house...
每个村庄都有一片绿地、一座教堂、一间酒馆和一座庄园宅第。
Record every expenditure you make.
记下你的每一笔花销。
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DET
（表示发生频率）每隔，每
You use every in order to say how often something happens or to indicate that something happens at regular intervals.
例句
We were made to attend meetings every day...
我们每天都得参加会议。
A burglary occurs every three minutes in London...
伦敦每3分钟就会发生一起入室抢劫案。
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DET
每…之中
You use every in front of a number when you are saying what proportion of people or things something happens to or applies to.
例句
Two out of every three Britons already own a video recorder...
每3个英国人中就有两个已经有了录像机。
About one in every 20 people have clinical depression...
大约每20个人中有1个患有临床抑郁症。
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DET
（用于名词前表示强调）充足的，完全的
You can use every before some nouns, for example 'sign', 'effort', 'reason', and 'intention' in order to emphasize what you are saying.
例句
The Congressional Budget Office says the federal deficit shows every sign of getting larger...
国会预算办公室说有种种的迹象表明联邦赤字正在增加。
I think that there is every chance that you will succeed...
我想你取得成功的机会很大。
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ADJ
（幻想、愿望、欲望等）所有的，全部的
If you say that someone's every whim, wish, or desire will be satisfied, you are emphasizing that everything they want will happen or be provided.
例句
Dozens of servants had catered to his every whim.
几十个仆人迎合他所有稀奇古怪的念头。
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PHRASE
不时;有时；偶尔
You use every in the expressions every now and then ,every now and again ,every once in a while, and every so often in order to indicate that something happens occasionally.
例句
Stir the batter every now and then to keep it from separating...
不时搅动面糊，防止其成分散开。
Every so often the horse's heart and lungs are checked.
不时检查那匹马的心脏和肺。
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PHRASE
每隔…（天、周、年）;每…（天、周、年）
If something happens every other day or every second day, for example, it happens one day, then does not happen the next day, then happens the day after that, and so on. You can also say that something happens every third week ,every fourth year, and so on.
例句
I went home every other week...
我隔周回一趟家。
It has been snowing, roughly every third day, for as long as I've had the flu.
自从我得了流感以来，这段时间一直在下雪，大约每三天一场。