grubs

A grub looks like a short, fat worm.

昆虫的幼虫看上去像一条又短又粗的软虫子。

I'm starving - let's get some grub.

我要饿死了——我们去找点吃的吧。

The dog was grubbing around/about in the mud for a bone.

那条狗在泥中刨来扒去找骨头。