1、But the two-toed tree toad tried in vain.
可是，二趾蟾蜍徒勞無功。

2、The three-toed sloth is different from the two-toed sloth in that it has one more finger.
三趾樹懶和二趾樹懶的區(qū)別是它要多一根腳趾。

3、He was a two-toed tree toad but a three-toed toad was she.
牠是一只二趾的蟾蜍，而蟾蜍女郎是三趾的。