Rumper
n. (兽的)臀部；(鸟的)尾部；牛臀肉\\na. (政治团体等)小的；不重要的；次等的
🗣️ 情景例句
It's wonderful for me.
这对我来说太好了。
We waved until the car was out of sight.
我们挥手直到汽车消失。
So it became known as the gold rush.
成为广大为人知的“淘金热”。