pinpoint
US /ˈpɪn.pɔɪnt/
UK /ˈpɪn.pɔɪnt/

动词
1.
查明, 准确指出
to find or identify the exact position of something
示例:
•
The investigators are trying to pinpoint the cause of the accident.
调查人员正在努力查明事故原因。
•
It's difficult to pinpoint the exact moment the change occurred.
很难准确指出变化发生的具体时刻。
在 Lingoland 学习这个单词