Cordometer
木材体积测量计
🗣️ 情景例句
She's a bimbo.
她行为放荡。
The more, the merrier.
多多益善。
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。