He thinks about roots, about first and second languages.

他思考根源、第一语言和第二语言。

With his sturdy snout he roots about in the earth, looking for the tastiest snacks, which are hidden in the grass.

他用结实的鼻子在地上扎根，寻找藏在草丛中的最美味的零食。

The evil of these departed years would naturally have sprung up again, in such rank weeds (symbolic of the transmitted vices of society) as are always prone to root themselves about human dwellings.

这些逝去岁月的邪恶自然会再次出现，在这种等级的杂草中（象征着社会传播的恶习）总是倾向于在人类住宅周围扎根。

After that, of course, there could be nothing in the least suspicious about his working there again; he could root about as much as he pleased on pretext of looking for the other half.

在那之后，当然，他再去那里工作就没有任何可疑之处了。 他可以以寻找另一半为借口， 随心所欲地扎根。