MooTools (and some of the other libraries) provide a very simple method to do this-the dollar-dollar function.

MooTools(还有其他库)提供了一个简单的方法来实现此功能—双美元符号(dollar - dollar)函数。

youdao

Similary, rather than using the dollar-dollar function to retrieve elements by tag or class name, in YUI you use the Y.all function instead

同样，与使用双美元符号函数根据标记或类名检索元素不同的是，YUI 使用了 Y.all 函数

youdao

The Hong Kong dollar was yoked to the American dollar for many years.

港元多年来与美元挂钩。

《牛津词典》

was too big to fail. The Federal Reserve rescued the American International Group with an eighty-five billion dollar loan.

VOA: special.2009.09.18

I mean, hypothetically a bond trading at $.60 on the dollar with an 8% coupon, five-year bond that's yielding about 18%.

我的意思是，假设一种债券以0。60美元进行交易,同时有8%的票息，五年期债券收益率在18%左右。

耶鲁公开课 - 金融市场课程节选

It's about the four-dollar cup of coffee that we have three times a day, because we need to keep the feel going.

可能只是节省一杯4美元的咖啡,我们每天要喝三次咖啡，只是为了留住这种感觉。

普林斯顿公开课 - 人性课程节选

Money for Good II report shows a vast difference in the dollar-for-dollar results produced by different NGOs.

FORBES: Deficit-Driven Developments

Puerto Rico has appealed to the IRS to grant a dollar-for-dollar tax credit.

FORBES: The Puerto Rican Tax Ploy

Our medical system is excellent at trying to stave off death with eight-thousand-dollar-a-month chemotherapy, three-thousand-dollar-a-day intensive care, five-thousand-dollar-an-hour surgery.

NEWYORKER: Letting Go