She must look at everything from its dollar-and-cent point of view, or she is a mere romancer.

她必须从一块钱或一分钱的观点，锱铢计较地看待每一件事物，否则她只是不切实际的空想家。

youdao

We need to act with urgency and resolve to ensure that no-one dies from malaria for lack of a 5 dollar bed net, 1 dollar antimalarial drug and a 50 cent diagnostic test.

我们需要下定决心，立即采取行动确保没有人会因为缺了一顶5美元的蚊帐，一份1美元的抗疟药和一个50美分的诊断检测包而死亡。

youdao

I bought two donuts and a 50-cent lemonade, paying with a five-dollar bill.

我买了两个面包圈和50美分的柠檬汁，与5美元的钞票支付。

youdao

The one-to-one link between the peso and the dollar has restored some faith in recent years, removing the thousand-per-cent inflation common before the 1990s, but at the cost of exports which are priced out of their target markets.

BBC: Argentina faces grim economic future