英语词汇“retroreflector”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	retroreflector
释义	ret·ro·reflector \"ˌ\ noun Etymology: retro- + reflector : a device that reflects radiation (as light) so that the paths of the rays are parallel to those of the incident rays
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