If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用,那么每天千千万万的树木就可得以挽救。
Hang up one's hat in another's house.
在别人家里久留不去,长期居住。
That's right. We will take 10 pigs, 10 sheep and sixty chickens. The chickens can eat the food that we would otherwise throw away. They will provide us with eggs and meat.