四个小时过去了。
The fans waited for the superstar for about four hours.
影迷们等了这个超级明星大约四个小时。
When he visited the Louvre he could spent as much as four hours sitting before a painting.
当他参观卢浮宫时，他可以在一幅画前坐上4个小时。
A week later, they were asked to sleep for only four hours every night for two nights in a row.
一周后，他们被要求连续两晚每晚只睡四个小时。
The Vatican draws more than five million people each year, and queues can reach four hours during peak season.
梵蒂冈每年游客量超五百万人，在旺季，游客排队所花的时间可达到四个小时。
We heard about a special intensive reading program that required students to spend four hours every day in a small room with an instructor.
我们听说了一个特殊的精读项目，要求学生每天在一个小房间里和老师呆上四个小时。
Practicing a piece of music for four hours requires focused attention, but it is nowhere near as cognitively demanding as a sleepover with 14-year-old girls.
练习一段音乐4个小时需要集中注意力，但它远不及一个在外过夜的14岁女孩对认知的要求。
Margaret Thatcher was also said to get by on four hours a night, while the 130-hour workweeks endured by tech heads has been held up as key to their success.
据说，玛格丽特·撒切尔每晚只睡4个小时，而技术负责人每周工作130个小时，这一工作时长是他们成功的关键。
Involvement in sports, in particular, rose almost 50% from 1981 to 1997: boys now spend an average of four hours a week playing sports; girls log half that time.
特别体育运动参与率从1981年到1997年上升了近50%：男孩们现在平均每周花四个小时做运动；而女生则只花一半的时间。
If Steel was routinely sleeping for four hours a night, she would be drastically underestimating the negative impact, says Alison Gardiner, founder of the sleep improvement programme Sleep station.
睡眠改善项目“睡眠站”的创始人艾莉森·加德纳说，如果斯蒂尔通常每晚只睡4个小时，她就大大低估了其负面影响。
Whales take twenty-four hours to copulate.
鲸用二十四小时来交配。
They have extended the deadline by twenty-four hours.
他们已经将最后期限延长了24小时。
The Egyptians probably measured their day in twenty-four hours of unequal length.
埃及人很可能用不同长度的24小时来计量他们的一天。
Miss Pearce said she expected an unqualified retraction of his comments within twenty-four hours.
皮尔斯小姐称她希望他在24小时内无条件收回他的言论。
You just kept walking and walking for four hours?
你就这样一直走了四个小时？
I spent twenty-four hours a week developing my skills.
我每周花24小时来提升我的技能。
Finally, after about four hours of walking around, we were back.
走了大约四个小时后，我们终于回来了。
As Yum grew up, at ages 7 and 8, he had to practise for four hours a day.
随着任的成长，年仅7、8岁，他就不得不每天练习4个小时。
I practiced for four hours every day and my piano teacher came three times a week to help me.
我每天练习四个小时，我的钢琴老师每周来辅导我三次。
If you stay in a room with red windows and wallpaper for two hours, you'll feel you have been there for four hours.
如果你在一个有红色窗户和墙纸的房间待上两个小时，你会感觉你已经在那里待了四个小时。
On January 29th, 2020, Zhong Nanshan and his team spent over four hours online checking five patients who were seriously ill, and made a treatment plan for those patients.
2020年1月29日，钟南山和他的团队花了4个多小时在线接诊5名重症患者，并制定了治疗方案。
According to a study by Australian National University, Australian children and Chinese children have the same level of eyesight before they start school, but once they enter primary school, Chinese children only spend about an hour a day outside, while Australian children spend three to four hours each day in the sunshine.
澳大利亚国立大学的一项研究显示，澳大利亚的孩子和中国的孩子在入学前的视力水平相同。但是一旦他们进入小学，中国的孩子每天只会在户外度过一个小时，而澳大利亚的孩子每天在阳光下待三到四个小时。
This money fed and sheltered me twenty-four hours.
这些钱养活了我，并为我提供了24小时的庇护。
In the meantime, he began to feel hungry, for it was twenty-four hours since he had eaten.
与此同时，他觉得饿了，因为他已经二十四小时没有吃东西了。
I enjoyed playing the violin very much, and I didn't mind practicing, sometimes three or four hours a day.
我非常喜欢拉小提琴，我不介意练习，有时一天练三四个小时。
It takes four hours to go there and back.
往返要4个小时。
The application must be made within twenty-four hours, or it will not be attended to.
申请必须在二十四小时内办理，否则不予受理。
In less than four hours my enthusiasm had waned and I rather reproached myself for coming.
不到两个时辰，我早已意兴索然，颇悔此行了。
Four hours later, I was still waiting.
四小时后，我仍然没看到。
It's good for twenty-four hours only.
只有二十四小时的有效期。
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