They usually work on computers at school for at least two hours during the day.
他们通常每天在学校用电脑学习至少两个小时。
In May 2020, the National Health Commission urged schools to make sure that students have at least two hours of outdoor activity a day.
2020年5月，国家卫生健康委员会敦促学校确保学生每天至少有两个小时的户外活动。
China has also taken steps to protect the students' eyesight, such as larger printing in students' textbooks, at least two hours' outdoor activities a day, regular eyesight checking, less time on E-books and so on.
中国也采取了措施来保护学生的视力，比如课本上印刷更大的字体、每天至少两个小时的户外活动、定期视力检查、减少看电子书的时间等。
The opposition claims primary school pupils doing at least two hours of sport a week have nearly halved.
反对者称，每周至少运动两小时的小学生几乎减少了一半。
So I bought a tape recorder and listened to it at least two hours a day.
所以我买了一个录音机，听了一天至少两个小时。
Councillor Smith is in council now and won't be free for at least two hours.
史密斯议员正在参加会议，至少在两个小时内没有空儿。
Make sure you don't eat at least two hours before running, so you have time to digest.
确保你不要吃至少两个小时之前，你有时间跑去消化。
Any reading material is fine, but make sure you study for at least two hours every day.
任何的阅读材料都可以，但是务必要做到每天至少读两个小时的书。
Exercise in the morning or afternoon, but do not exercise for at least two hours before bed.
早晨下午都可以去做锻炼，但不要在睡觉前两个小时内去做运动。
Not for at least two hours, "replied his wife. So the woodman sat in a chair by the fire."
“至少两个小时才能做好，”他妻子回答。樵夫就在火旁的椅子上坐下来。
After the ramp-up period, each workload was maintained at "steady state" for at least two hours.
经过了过渡时期，每一个工作负载都会保持在“稳定状态”至少两个小时以上。
Still, he advised Wang Tao to take at least two hours' exercise a week and keep a balanced diet.
医生还建议王涛一周至少锻炼两个小时并保持均衡饮食。
To get better rest while you sleep, avoid eating large meals at least two hours before going to bed.
为了得到更好的休息，睡前至少两个小时别吃太多。
So it's best to arrive at the airport at least two hours before your plane is scheduled to take off.
因此，你最好在你的班机预定起飞前两个小时到达机场。
I recommend that you allow at least two hours to get to the airport. The traffic is terrible on Mondays.
我建议你路上至少提前两个小时去机场。周一的交通特别差。
Energy Star says that CFL bulbs save the most money in fixtures that will be on at least two hours a day.
能源之星表示节能灯泡，每天至少开两小时是最省钱的做法。
At last, I'll spend at least two hours every day doing my homework, and reading some books to open my mind.
最后，我要每天至少用两个小时来做作业，并且读一些书来开拓思路。
Research commissioned by Quickbrew found 14% people confessed they spent at least two hours a day gossiping.
调查显示，14%的人承认每天至少花两个小时说闲话。
On the day of departure, plan to arrive at the airport at least two hours before takeoff on international flights.
出发当天，在国际航班起飞前至少两个小时就要预先抵达机场。
NASA then began moving Discovery from its assembly building to the launch pad, after a delay of at least two hours.
然后，美国国家航空与宇航局开始将“发现”号从装配大楼移送到发射台，这比原定时间至少推迟了两小时。
Participants who got at least two hours per week of aerobic exercise had a modest rise in their HDL cholesterol level.
受试参加者在每周至少进行2小时的有氧运动后，他们的高密度胆固醇有了适度的升高。
Happy hour is actually worthwhile — half-price drinks starting just before sunset and extending for at least two hours.
快乐时光实际上是值得的，比方说傍晚前开售两小时的半价饮料。
I arrived at least two hours early, in order to "acclimatize" myself to the sights and sounds of the venue and participants.
我提早至少两小时抵达好让自己适应环境与人事物。
Treating girls is like chatting on QQ, it only can reach the level to get a sun through chatting at least two hours everyday.
哄女人就像挂QQ一样，每天至少两个小时，达到一定天数后才可以见到太阳…
The students are all very much concerned about the World Cup. Speaking at least two hours every day watching the live matches on TV.
这些同学对世界杯十分关注，每天至少花两个小时看比赛的现场直播。
The students are all very much concerned about the World Cup. Speaking at least two hours every day watching the live matches on TV.
这些同学对世界杯十分关注，每天至少花两个小时看比赛的现场直播。、这些同学对世界杯十分关注，天至少花两个小时看比赛的现场直播。
The students are all very much concerned about the World Cup. Speaking at least two hours every day watching the live matches on TV.
这些同学对世界杯十分关注，每天至少花两个小时看比赛的现场直播。、这些同学对世界杯十分关注，天至少花两个小时看比赛的现场直播。
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