她开始怀疑自己的记忆，因为同事总是否认他们说过的话，直到后来才意识到自己遭到了心理操控。

She started doubting her memory because her colleague kept denying things they'd said, until she realized she was being ___gaslighted.

她总是否认自己说过的话，让我开始怀疑自己的记忆，这就是典型的心理操控。

She kept ___gaslighting me by denying things she had said, making me question my own memory.