?偏转镜
... deflecting field 偏偏转场 deflecting mirror 偏转镜 deflecting plate 偏转板 ...
射束偏转镜 ; 偏束晶体
偏转镜
These are physical blockers which protect the skin by either deflecting sun rays or reflecting them away from the skin, like a mirror.
WSJ: European Sunscreen Roadblock on U.S. Beaches
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。