老师,这是六级阅读的长难句,您帮我分析一下,并且您给我翻译一下。谢谢

问题描述:

  What’s worrisome they say is that northwestern citiessuch as Portland Seattle and Vancouver have not prepared for earthquakes ofthis magnitude which could rattle(扰乱) the recent San Francisco areadamage seem mild in comparison.

你问了好多翻译句子的问题,哪里看不懂?我不信这么多句话你一个词都不认识。整句话粘贴一点击出汉语那成谷歌翻译了,对你也没提高。你给出自己的翻译理解,我们看了给你提出意见,这样才是你学习的过程。别懒省事儿。