n.有一磅重量的东西,捣杵;研杵;
例句:
The fisherman caught a 10-pounder.
渔夫捕到一条10磅重的鱼.
They got a BaBy and it was a ten-pounder.
他们生了个十磅重的婴孩.
He smiled as fierce as a forty-pounder.
他笑得像四十磅大炮一样狰狞.