All this suggests that the filthy cities of the urbanising world can, and will, clean themselves up, just as the squalid cities of the rich world have done.

所有的这一切都表明，处于世界性城市化进程中的肮脏城市能够干净起来。 他们也都会让自己干净起来，就像富裕国家的肮脏城市做过的那样。

youdao

This world so selfish, so filthy, ignorant of who gains and losses have to complain.

这个世界如此自私，如此肮脏，谁有资格抱怨曾经懵懂的得失。

youdao