My father is of medium height and (of) medium build.

我爸爸中等身高，中等身材。

youdao

And she is of medium height. She is of medium build.

她是中等身高，中等体重。

youdao

She has a medium build and medium height.

她中等身材，中等身高。

youdao

He was of medium height and build and was politely spoken.

BBC: Woman, 95, robbed in her Newlands home