| 释义 |
concave mirror
[英] [kɒnˈkeɪv ˈmɪrə]
[美] [kɑnˈkev ˈmɪrɚ]
[短语] 凹透镜；凹面镜
词频排名 47451/55435
学习人数 99
难度等级 1/10
认知比例 40.54%
例句
His figure looks very funny in the concave mirror.
他的样子在凹镜里显得非常可笑。
focal length measurement of concave mirror
凹面反射镜焦距
the reflex of the concave mirror
凹面镜的反射
助记
扩展
concave mirror 凹面镜
plane/flat mirror 平面镜
convex mirror 凸面镜
|