finger ·phrase (IDIOM)

有些地方不对劲，但我就是说不清楚问题到底出在哪里。

Something was wrong, but I couldn't ___put ___my ___finger ___on it.

他觉得这幅画有些阴森，但又无法确切指出是什么让他这么想。

He sensed something sinister about the picture but couldn't ___put ___his ___finger ___on what it was.

她精准地指出了团队沟通失败的确切原因。

She perfectly ___put ___her ___finger ___on the exact cause of the team's communication breakdown.