
好词典

源自希腊语 peri- (周围) + skopein (观察),字面意思是'环视工具',最早记录于19世纪中期。
❶ 潜望镜,一种光学仪器,通常由管子和棱镜或镜子组成,用于从隐蔽位置观察周围环境,常见于潜艇或战壕中。
“The submarine captain used the periscope to scan the surface of the water.”
(潜艇艇长用潜望镜观察水面情况。)
“Soldiers in trenches relied on periscopes to watch enemy movements without exposing themselves.”
(战壕中的士兵依靠潜望镜观察敌军动向,避免暴露自己。)
raise the periscope — 字面意思是升起潜望镜,常比喻开始观察或调查某个情况。
“Before making a decision, the manager decided to raise the periscope and gather more information.”
(在做出决定前,经理决定先全面了解情况收集更多信息。)