rim

• 名词，指物体（通常为圆形或弧形）的外缘、边界或边沿；也可指轮辋、镜框、器皿等的边缘部分。

A noun referring to the outer edge, border, or margin of an object, typically a circular or curved one.

1. Edge of an objectB1formal

   The outer edge or border of something, especially a circular object.

   边缘

   • The glass has a gold rim around the top.
   • He balanced the coin on the rim of the cup.
   • The rim of the wheel was damaged in the accident.

   同义词borderbrimcircumferenceedgelipmarginperipheryverge

2. Wheel rimB1formal

   The outer part of a wheel, to which the tire is attached.

   轮辋

   • The car's rim was scratched after hitting the curb.
   • He replaced the old rims with new alloy ones.
   • The tire was removed from the rim for repair.

   同义词felloefelly

3. Geographical rimB2formal

   The edge or border of a geographical feature, such as a crater or canyon.

   边缘

   • They stood on the rim of the Grand Canyon.
   • The volcano's rim was covered in ash.
   • The hikers walked along the rim of the crater.

   同义词borderbrimbrinkedgelipmarginperimeterverge

• 动词，表示形成或提供某物的边缘、边界或外框。

A verb used to indicate the act of forming or providing an edge, border, or margin around something.

1. Form an edge aroundB2formal

   To form or provide an edge or border around something.

   环绕

   • Trees rimmed the edge of the lake.
   • The mountains rim the valley on all sides.
   • A thin layer of ice rimmed the glass.

   同义词borderboundedgeencirclefringeringskirtsurround