the edge of something in the shape of a circle （圆形物体的）边沿 
He looked at them over the rim of his glass. 他从杯口的上方看着他们。 The rims of her eyes were red with crying. 她的眼眶都哭红了。 spectacles with gold rims 金框眼镜
Extra ExamplesShe watched him steadily over the rim of her cup. 她隔着杯沿看着他。 The plate had a mark on the rim. 盘子边缘有一个标记。 on the outer rim of the solar system 在太阳系的外围
the metal edge of a wheel onto which the tyre is fixed 轮辋；轮圈 
metal wheel rims 金属轮辋
- -rimmedadjective
having a particular type of rim 有…框（或边）的 gold-rimmed spectacles 金框眼镜 red-rimmed eyes (= for example, from crying) 眼眶红红的眼睛
Word OriginOld English rima ‘a border, coast’; compare with Old Norse rimi ‘ridge, strip of land’ (the only known cognate).