objective lenses短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 🌏可替换物镜；其他物镜 The part of a microscope, often rotatable, to which one or more objective lenses are attached. 换镜旋座显微镜一部分，通常为可为围的，连接一个或多个物体透镜。 iciba There is no rubber armor nor are there any covers to protect the objective lenses. 这两种望远镜均没有橡胶铠装，也没有提供用于保护物镜的物镜盖。 bggd