他用一种茫然的表情盯着我,没有表现出任何认出的迹象。
He stared at me with a ___blank expression, showing no sign of recognition.
老妇人僵住了,她茫然的目光盯着莱拉的方向。
The old woman froze, her ___blank gaze staring in Leila's direction.
听到这个令人震惊的消息后,他的脸完全变得茫然,没有任何情绪。
After hearing the shocking news, his face went completely ___blank, devoid of any emotion.