On a 64-bit system, integral types are converted to 64-bit integral types, and single precision floating point types are promoted to double precision.

在 64 位系统上，整型被转换成 64 位的整型值，单精度的浮点类型被转换成双精度的浮点类型。

youdao

I have to admit, when I came across the news I'm about to share with you I did a double take and then I squirmed a bit.

我不得不承认，即将与你分享的这则新闻，我无意中发现之后，读到第二遍才看明白了，之后心理一阵别扭。

youdao

These are based on the IEEE 754 standard, which defines a binary standard for 32-bit floating point and 64-bit double precision floating point binary-decimal Numbers.

它们都依据IEEE 754标准，该标准为32位浮点和64位双精度浮点二进制小数定义了二进制标准。

youdao

Is there a key word like int or char double with which you can represent a 1024-bit value?

有一个像int，char，double这样的关键字,用来表示一个1024位大小的数值呢？

哈佛公开课 - 计算机科学课程节选

And their share of the total tax hike would nearly double to a bit more than 7 percent.

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The flagship Quadro 5010M features Error Correction Code (ECC) and fast, 64-bit double precision capabilities to ensure the greatest accuracy and fidelity of results.

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Even at one point, the head of the US delegation, Harlan Watson, walked out of a meeting, eventually returned and did double back a little bit and said finally that the US would participate in some informal discussions in the future about how to find opportunities to curb warming.

NPR: U.S. Agrees to More Talks on Global Warming