kangaroo|kangaroos

我一直梦想着在野外看到袋鼠。

I've always dreamed of seeing a ___kangaroo in the wild.

袋鼠在路上很危险。

___Kangaroos are a danger on the roads.

袋鼠跳跃时用强壮的尾巴保持平衡。

The ___kangaroo uses its strong tail for balance when jumping.