toupee

他的假发在风中差点被吹掉。

His ___toupee almost flew off in the wind.

那位男演员戴上假发后看起来年轻了许多。

The actor looked much younger after wearing a ___toupee.

他戴的假发在阳光下看起来不太自然。

The ___toupee he wore didn't look natural in the sunlight.