periscope meaning in English
n.
潜望镜〔潜水艇用〕；潜望镜镜头。
Examples
- The periscope bobbed up behind him .
他背后的潜望镜突然冒了出来。 - A simple periscope uses mirrors .
简单的潜望镜使用平面镜。 - Now, peering through the periscope he remarked in businesslike tones .
现在，他一面从潜望镜里观察，一面用精干踏实的口吻说话。 - Riding at periscope depth was a restful change after a week of plunging and rolling .
经过一星期的颠簸折腾之后，改在潜望镜深度航行是一番休息。 - A water snake glided smoothly up the pool, twisting its periscope head from side to side .
一条水蛇蜿蜒到水潭来，扭伸着头，把它象潜望镜似的摆来摆去。