珠宝商用的光学仪器；有一个或多个镜头用来看不容易看到的特点

珠宝商用的光学仪器；有一个或多个镜头用来看不容易看到的特点的英文翻译

基本释义

• an optical instrument used by jewelers; has one or more lenses and is used to view features not readily seen