an edge or border
be round edge of sth
"the ball hit the rim and bounced off"
"Sugar rimmed the dessert plate"
"rim a hat"
"the ball rimmed the basket"
Braking hard can make rims very hot.
I will fetch thy rim out at thy throat.
出自：Henry V , Shakespeare
Her fingernails were rimmed with what looked like brown ink.
出自： W. Boyd
Climbing on the gritstone crags that rim the moors.