房子的价格太高，我买不起。翻译成英语

很简单
I can't buy the apartment because it's too expensive!
或者I can't afford to buy the apartment because it's too dear!(afford只能表示能力，不表示意愿)
或者The price of the apartment is too high for me to afford/to buy.

I can't afford to buy an apartment because it's too expensive!

I can't afford to buy an apartment due to the exorbitant price.

The price of this house is too high for me to afford.

The house's price is too high, I can't afford.

The house price is too high, I can not afford