toad

n. 蟾蜍,癞蛤蟆

Toads have an ugly appearance but they are useful.

蟾蜍外表丑陋，但很有用。

Do not lie any certain plan for the future; it is like planting toad and expect to raise toad- stool.

别为将来拟定确实的计划，那等于种下癞蛤蟆而期望长出牛肝。