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1·He comes here every third day.

卡车每隔三天开一次。

2·It has been snowing, roughly every third day.

近来大约每三天就要下一次雪。

3·He comes here every three days (every third day).

他每三天来这儿一次。

4·Sometimes he ate every third day, sometimes only every fifth or sixth day; so he was always hungry, although he worked day and night.

有时候他们每三天，更有时是五天或六天，才有吃一顿，所以总是饥饿，虽然他们日夜工作。

5·Hundred of years ago, man had a hard life and was never able to get enough to eat. Sometimes he ate every third day, sometimes only every fifth or sixth day;

许多年前，人类生活艰难，从来没有能够吃得饱，有时候，他每隔三天吃一顿，有时却每隔五或六天；

6·Every year, each child from the third grade took part in an old school tradition — the plant sale held in early May, just before Mother's Day.

每年五月初母亲节前夕，每个三年级的孩子都要参加学校的传统活动——植物大甩卖。

7·A little over half of the women (56%) and a third of the men had less than one alcoholic drink a week, while 4% of women and 5% of men consumed at least one drink every day.

稍多于一半的女性(56%)和三分之一的男性每周喝少于一杯的酒精饮料，而有4%的女性和5%的男性每天至少喝一杯酒精饮料。

8·You don’t need to spend every second of the day under a stopwatch, but be aware of when you waste time whether it is gossiping, surfing the Internet, or recapping the weekend for the third time.

你没有必要掐着秒表过日子，但却要清楚的认识到自己时间的流逝，不管这流逝是在闲谈，上网亦或者是第三次总结你的周末时光。

9·Talim intends to give course direction every third or fourth day which is ambitious - but will help keep the energy up.

Talim打算每隔三、四天就给出一次课程指导，这看起来有点儿野心，不过可以保持学习者高涨的学习热情。

10·According to psychologist Paul Rozin of the University of Pennsylvania, about a third of the people around the world eat hot peppers every single day.

宾夕法尼亚大学的心理学家保罗·罗津(Paul Rozin)就认为，世界上约有三分之一的人每天都在吃辣椒。