This encyclopedia is very useful, but I cannot afford it.

套百科全书特别实用，可我买不起。

youdao

I automatically say, "I cannot afford it," whether I can or not.

我会无意识的说：“我买不起”不管我是不是真的买不起。

youdao

"I cannot afford it" "also brings up sadness." A helplessness that leads to despondency and often depression.

“我不能支付这个”带来的悲哀和无助会导致失望、冷漠以至意志消沉。

youdao