She died a half an hour later.

半小时后，病人去世了。

youdao

You thought about it maybe for a half an hour.

你想了大概半个小时。

youdao

Mother: Why don't you wait for at least a half an hour.

母亲：为什么不至少等半小时呢？

youdao

His opponent would speak for an hour and a half.

VOA: special.2009.06.11

You thought about it maybe for a half an hour.

你想了大概半个小时。

耶鲁公开课 - 死亡课程节选

They each have about a half an hour or 45-minute lessons.

他们每个人都有大概一小时或四十五分钟的课。

和钢琴老师 - SpeakingMax英语口语达人

You couldn't walk down for a half an hour into Midtown without seeing a robbery or something.

CENTERFORSECURITYPOLICY: Center For Security Policy

So why give them a half an hour video if you know they will stop after 3 minutes?

FORBES: How long should an Internet video be? -media training

Unfortunately, we ran into a lot of traffic and we were stuck at one point for about a half an hour.

NPR: Iraqis Move to Bolster Baghdad Security