3N-COUNT [usually NOUNof n](污垢等)一周,一圈 If there is a rim of dirt around a surface there is a dirty mark around it. (污垢等)一周,一圈
There was already a rim of dark hairs and soap round the basin.
洗脸盆边上已经有一圈黑头发和肥皂沫。
4N-COUNT [usually theNOUN](篮球的)篮筐,篮圈 In basketball, the rim is the metal ring that holds the net through which players have to try to throw the ball to score. (篮球的)篮筐,篮圈