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。
One, for instance, consisted of rods of various lengths and thicknesses which would stand up on end like ninepins.
例如,有一种装置是由一些长短、粗细不同的木棒组成;就像九柱戏的木棒一样竖立着,