我拥有中等身高用英语怎么说

我是中等身高

I'm medium height.

例句:

我以前是中等身高，中等体型，现在呢，比以前胖了一些。

I was a medium height, medium size, now, a number of fat than before.

我以前是中等身高，中等体型，现在呢，比以前胖了一些，我想我该减肥了。

I was a medium height, medium size, now, than before, some fat, I think I have to lose weight.