皱起

He frowned as he tried to work out the sum.

当试图算出总数的时候皱起。

Hermione, however, leaned against the Owlery wall, folded her arms, and frowned at Ron.

赫敏靠在棚屋的墙上，抱着双臂，对罗恩皱起。

She grimaced at the sight of all the work.

她一看到这么多工作，就皱起来。

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

托马斯微微皱起可认为酒发酸。

He scrunched up his face, trying to concentrate.

皱起努力集中精神。