Sightproof
a. 视力透不过的,无法透视的
🗣️ 情景例句
Talking to the real-estate agent.
与房地产仲介商谈。
An oak is not felled at one stroke.
万事不能一蹴而就。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。