Trager
[医] 载体
🗣️ 情景例句
That's a neat idea.
这是个好主意。
Free at last!
解脱了！
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。