we和i的名词性物主代词是什么

When you look at their new system, ours seems very old-fashioned by contrast.

看一看他们的新系统，就显得我们的系统陈旧过时了。

Their house is very similar to ours, but ours is bigger.

他们的`房子和我们的十分相像，但我们的要大些。

Our dresses were the same except mine was red.

我们的连衣裙是一样的，只是我的那件是红色。

Her dress is almost identical to mine.

她的连衣裙和我的几乎一模一样。

The eyes of some fish have a greater sensitivity to light than ours do.

有些鱼的眼睛对光比我们敏感。