But their seeds live on,ready for when the rains return,但是它们的种子存活下来了等待着上天再次降雨

live on继续存在

This custom will live on for centuries.

这种习惯还将继续存在很多世纪。

He will die, but his fame will live on after him.

他总是要死的，但是他的声誉将永存下去。

ready for准备从事

The goods are all ready for shipment.

货物已经准备好待装运。

Your order is ready for delivery.

你订购的货物可随时交付。

In the east, ruined cities hark back to a time of plenty.在东部，古城废墟提醒着人们那曾经繁荣的时代

hark back折回；往事重提；回到原题

Some old people always hark back to how things were30 years ago.

有些老年人老是喜欢重提三十年前的状况。

The hounds harked back to the dells.

猎犬折回小山谷想再找寻到嗅迹。