271.Obviously, there's a tremendous difference between getting rid of possessions and losing them through a natural disaster without having a say in the matter.
显然，主动扔掉一些财物与在自然灾难中被迫失去财物有着巨大的区别。

六级词汇讲解:
tremendous意为"极大的，惊人的"。如：
These swells of water come ashore at tremendous speeds.
这些猛涨的水流以极快的速度冲上岸边。

get rid of意为"除去，去掉"。如：
1 will go swimming to get rid of my spare fat.
我要去游泳，以减掉腰部的脂肪。

have a say意为"有发言权"。如：
As a member of our group，I have a say in this discussion.
作为我们小组的一员，我在本次讨论中有发言权。

本句的主干是...there's a...difference...。between后面是两个由and连接的动名词短语作宾语，分别是getting rid of possessions和losing them...;介词短语without...作方式状语。

英语六级考点归纳
say作名词时，意为"发言权，意见"，常见的短语还有：

have one's say意为"把想法说出来"。如：
The professor is trying to have his say on financial crisis.
教授正试着把他对金融危机的想法说出来。

have no say in sth.意为"对某事没有发言权"。如：
Some children have no say in their future.
有些孩子对自己的未来没有发言权。

say one's say意为"说出要说的话，畅所欲言"。如：
Why didn't you just say your say at the meeting?
你们在会议上为何不畅所欲言呢？

give one his say意为"让人把话讲出来"。如：
It's your program; we'll give you your say.
这是你的节目，我们想让你说说自己的想法。