Polyethnic
a. 多民族的, 多种族的
🗣️ 情景例句
Here you are.
给你。
A man has his hour, and a dog has his day.
人有称心时，狗有得意日。
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。