1、Aesops Fables乌鸦和水罐A thirsty Crow found a Pitcher with somewater in it,but so little was there that,try asshe might,she could not reach it with herbeak,and it seemed as though she would dieof thirst within sight of the remedy.一只口渴的乌鸦发现了一个大水罐，虽然里面没有多少水，但毕竟也能解解渴，于是她想尽办法用自己的长喙去接触水面，然而，尽管救命之水就在跟前，可她却无能为力
2、。At last she hit upon a clever plan.She begandropping pebbles into the Pitcher,and witheach pebble the water rose a little higher untilat last it reached the brim,and the knowingbird was enabled to quench her thirst.最后，她想出一条妙计。乌鸦开始用嘴叼着石子投到水罐里，每丢进去一粒石子，水面就会上升一点。终于，水面上升到了乌鸦的嘴边，她高兴地喝到了水，解了口渴。Necessity is the mother of invention.需求是发明之母。
