半小时的

• halfhour
• semihoral
• half-hour

例句

1. 他有许多要说明的，但又没时间开长会，所以只好把一份长汇报削短成半小时的简介。
   He had a lot to explain, and no time for more than a short meeting. Thus a lengthy briefing had to be telescoped into half an hour.
2. 不知经理能否明天给我半小时的时间。
   I wonder if the manager can spare me half an hour tomorrow.
3. 她仅用了半小时的时间就快速将那本书翻阅完了。
   She raced through the book in just half an hour.