?信号镜
... Cadherin Signaling 钙黏蛋白的信号发送 signaling mirror 信号镜 signaling set 信号装置 ...
日光信号镜
日光信号镜一面
The guy also would have had a little silver signaling mirror to attract passing aircraft and a pistol with a limited number of flares.
CNN: British WWII fighter found in Egyptian desert
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。