convex lenses
英
美
- 凸透镜
详细释义
名词 convex lens:
-
lens such that a beam of light passing through it is brought to a point or focus
双语例句
- A convex lens is used to concentrate rays of light.
凸透镜用于聚集光线。 - Light can be collected with the convex.
凸透镜具有聚集光线的作用。
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