" Why can't we come with you, Dr. Dolittle! " Gub-Gub snorted loudly.

“为什么我们不能和你一起去，杜立德医生！”古布古布大声哼了一声。

Gub-Gub tried to pick up his mess, but succeeded only in stepping on Jip's tail.

Gub-Gub 试图收拾他的烂摊子，但只成功地踩到了 Jip 的尾巴。