convex lenses

• 凸透镜

convex lenses的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 convex lens:

1. lens such that a beam of light passing through it is brought to a point or focus

convex lenses的用法和样例：

例句

1. A convex lens is used to concentrate rays of light.
   凸透镜用于聚集光线。
2. Light can be collected with the convex.
   凸透镜具有聚集光线的作用。