He acknowledged his mistake with a wry grimace.

他做了个怪怪的，是认了错。

She grimaced at the sight of all the work.

她一看到这么多工作，就起头来。

Thomas made a little grimace, perhaps he thought the wine was sour.

托马斯微微起头可能是他认为酒发酸了。

The clown grimaced at the children.

小丑向孩子们做鬼脸。