Mechanical buffing
[化] 机械抛光
🧩 词语组成解析
[机] 擦光
🗣️ 情景例句
What was that?
你说什么？
She was so stunned, that she couldn't speak.
她惊愕得说不出话来。
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。