1. In fact, questioning is the best way to learn new things. 事实上，提出问题是学习新事物最佳的途径。
2. Dexterity in questioning the witnesses helped the lawyer win many cases. 灵活地质问证人帮助那个律师赢了很多官司。
3. But experts are already questioning the ethics and validity of such tests. 但是专家们开始质疑这种测试的道德性和合法性。
英英解释
n.
1. a request for information
2. perplexed (as if being expected to know something that you do not know)
3. marked by or given to doubt
4. showing curiosity
