During the busy hours of the day, one can see long queues of bicycles moving on the roads.

一天中最繁忙的上下班时间，马路上奔驰着由自行车组成的长龙。

youdao

When you're busy all day the last thing you want to do is spend hours slaving over a hot stove.

当你忙碌了一整天后，你最不愿意做的事就是花好几个钟头在灼热的火炉边辛苦地劳作。

《柯林斯英汉双解大词典》

We've been busy for hours; we'd better take a break.

咱们忙了半天， 也该喘喘气了。

《新英汉大辞典》

Laura runs educational and fun activities in a safe environment that keeps little girls busy for hours and hours.

FORBES: Raising A Daughter? Then You're PERFECT For Groupon!

Depot also has added bigger appliance sections, moved restocking to less-busy evening hours and is building a dozen or so regional distribution centers to consolidate merchandise onto fewer trucks.

FORBES: Merchant Princes

The home page took about 10 minutes to load during the busy evening hours when I accessed the site, and downloading the 3MB player took more than half an hour.

CNN: Free player adds vision to Internet radio