during the two-week camp 在两周的活动期间
They cleaned up the river as part of a week-long environmental camp.
他们清理了这条河，这是为期一周的环保营的一部分。
Our four-week Earth Camp is a fun and educational summer camp for children aged 6 to 15.
我们的地球夏令营为期四周，是一个有趣且有教育意义的夏令营，适合6至15岁儿童参加。
Kids usually spend a week in attending sleep-away camp.
孩子们通常要花一个星期的时间外宿露营。
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