hem通常用作及物动词，作“包围”解时常与副词in连用，且常用于被动结构。

用作及物动词
▲S+～+n./pron.
She hemmed her skirt.她给自己的裙子缝褶边。
◇ 用于be ～ed结构
The soldiers were hemmed in on all sides.士兵们被四面包围了。

hem, circle, encompass, environ, gird, girdle, ring, surround
参见surround条。

The hem on her skirt needs sewing.她裙子上的褶边需要缝一缝。