Sefton
n. (Sefton)人名；(英、瑞典)塞夫顿
🗣️ 情景例句
Thanks for the invitation. And please give my regards to your wife.
谢谢你的邀请。请代我问候贵夫人。
No pain, no gain.
不劳则无获。
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。