I have been lingering here these two hours.

我在这儿泡了两个钟头。

youdao

These are two hours some time between eight a.m. and noon, between four and six p.m., with a smaller peak between eight and ten p.m.

从早上8点到中午，从下午4点到6点中分别有两个小时的高峰时间，在晚上8点到10点之间也有一个较小的高峰期。

youdao

Eventually these were superseded by "small clock", or French, hours, which split the day into two 12-hour periods commencing at midnight.

最终，这些被“小钟”——即法语中说的小时取代了，它把一天分成两个12小时的时间段，从午夜开始。

youdao

This helicopter crew knows that. Doctors say these patients need to get medical care within two hours for the best results.

VOA: standard.2010.04.18

So how do these musicians generate two hours of music with no music in front of them?

那这些音乐家是如何持续演出两个小时的呢,在没有乐谱的情况下

耶鲁公开课 - 聆听音乐课程节选

In pill form, these medications typically take two hours to kick in and a half hour via injection.

FORBES: Puff Daddy

For nine hours, these two groups clustered around each other's laptops, solving problems, sharing ideas, sharing code, and asking questions.

WHITEHOUSE: Looking Back at the White House Hackathon

These symptoms typically disappear two to four hours after exposure, but may last longer for particularly sensitive people.

FORBES: EPA Charged With Lethal Experiments On Hundreds Of Unsuspecting Subjects