“必要的”造句
他说：“我从未故意将任何病人置于不
必要的风险境地。”
"I have never knowingly exposed any patient to needless risks," he said.
为什么我们要为酒吧和宾馆不
必要的暖气开支买单呢？
Why do we pay to overheat pubs and hotels?
找股票经纪人之前，先要做好
必要的准备工作。
Before you go near a stockbroker, do your homework.