If he doesn't go to sleep in half an hour, you must call me.

如果他半小时后还不睡觉，你就得叫我。

youdao

After an hour and a half, I pulled my cell phone out to call the friends I was supposed to meet that evening.

一个半小时后，我拿出手机给我那天晚上要见面的朋友们打电话。

youdao

Sometimes, Ye Qing would call her boyfriend and asked him to see her in half an hour and bring some snacks passingly.

有时候，实在忍不住，叶晴就给男友打电话，让他半小时内立即赶到，并且带点零食过来。

youdao

In the half-hour telephone call, Clinton made clear he was determined to move forward with talks aimed at generating U.S. support for China's entry into the World Trade Organization.

CNN: Clinton calls Chinese president with apology

Then an hour and a half after that call, another one came to say the operation was cancelled again.

BBC: Northern Ireland

As chief medical correspondent for the health and medical unit, he is a lead reporter on breaking medical news, provides regular health and medical updates for "American Morning, " anchors the half-hour weekend medical affairs program "House Call with Dr. Sanjay Gupta" and reports for CNN documentaries.

CNN: Gupta opts out of surgeon general consideration