Feck
价值, 效能[力]
🗣️ 情景例句
No smile, no surprise.
不笑 ，就不给你惊喜。
The color from my red socks ran because I used hot water in the wash.
由于用热水洗，所以红袜子的颜色渗出来了。
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。