半個的用法和樣例：
例句
-
那位教區牧師向會眾講道半個小時。
The vicar preached to the congregation for half an hour. -
我們再畫半個小時把它畫完吧。
Let's spend another half an hour painting and then have done with it. -
【諺】半個面包總比沒有好；聊勝于無。
Half a loaf is better than no bread. -
整個工作只需要半個小時。
The whole job only takes half an hour. -
他花了半個小時做完這項工作。
It took him half an hour to finish the work.
