periscope 'periskәup
释义
n. 潜望镜(镜头)
[化] 潜望镜
英文释义
n. an optical instrument that provides a view of an otherwise obstructed field
词形变化
复数: periscopes 过去式: periscoped
BNC词频排名: 43,157 | 当代语料库词频排名: 26,344