It had taken two hours to load all the people aboard.

用了两个小时才让所有的人上了船。

《柯林斯英汉双解大词典》

I spent hours cleaning the house, but there isn't much to show for all my efforts.

我花了几个小时来打扫房子，但费了这么大力气却看不到多少效果。

《牛津词典》

After all his hard work, he now needs only two credit hours to graduate.

通过努力学习，他现在只需再修两个学分就可以毕业了。

《柯林斯英汉双解大词典》

But he points out that technology has also made new music available to people all over the world twenty-four hours a day.

VOA: special.2010.07.19

I have asked all of my recitation instructors to state office hours.

我已经叫所有背诵课的老师,安排办公时间了。

麻省理工公开课 - 固态化学导论课程节选

I would have class maybe 8 to 9 hours like all in a row

我要连续上八至九小时的课，

耶鲁的忙碌生活 - SpeakingMax英语口语达人

Snug in your sleeper car, you can look forward to all those hours of contemplation, reading, working, backgammon, whatever.

WSJ: Train Travel: Adventure on the Rails

The Spaniard returned to Helsinki in the small hours all smiles, to be followed a few hours later by the Turkish prime minister, Bulent Ecevit, who came as a summit guest.

ECONOMIST: The European Union decides it might one day talk Turkey | The

Netflix made the (right) decision to offer all 13 hours of House of Cards at once to anyone who subscribed.

FORBES: Netflix is Genius. Spacey is Brilliant. I Am Just Lazy.