🔢 十亿 ↔ 万亿换算（短制）Billion ↔ Trillion Converter (Short Scale)

使用说明与常见问题How-to & FAQ

「十亿 ↔ 万亿换算（短制）」是什么？What is the Billion ↔ Trillion Converter (Short Scale) tool?

美式短制：1 trillion = 1000 billion。在十亿与万亿之间换算。数量须非负。本地处理。US short scale: 1 trillion = 1000 billion. Convert between billion and trillion. Amount must be non-negative. Processed locally.

如何使用「十亿 ↔ 万亿换算（短制）」？How do I use the Billion ↔ Trillion Converter (Short Scale) tool?

在「十亿 ↔ 万亿换算（短制）」中，填写「方向」、「数量」等参数，结果会随输入实时计算并显示在下方。In the Billion ↔ Trillion Converter (Short Scale): Fill in "Direction", "Amount"; results are recalculated instantly as you type.

长制（long scale）怎么换算？What about the long scale?

本页用美式短制：1 trillion = 1000 billion = 10¹²。在长制（部分欧洲旧用法）中 billion 是 10¹²、trillion 是 10¹⁸，数值相差很大，阅读旧文献时要注意区分。This page uses the US short scale: 1 trillion = 1000 billion = 10¹². In the long scale (older usage in parts of Europe) a billion is 10¹² and a trillion 10¹⁸, so check which one an older source means.

能举个计算实例吗？Can you show a worked example?

例如在「十亿 ↔ 万亿换算（短制）」中填 方向 = 十亿→万亿，数量 = 2500，结果区显示：万亿（短制）：2.5For example, entering Direction = Billion→Trillion, Amount = 2500 in the Billion ↔ Trillion Converter (Short Scale) gives: Trillion (short scale): 2.5

哪些输入会被检查？Which inputs are validated?

「十亿 ↔ 万亿换算（短制）」会检查这些输入——「数量」：所选方式用到时必须填写；绝对值超过 10¹⁵ 的数也会被拒绝。不符合时结果区显示具体提示，不会给出数字。The Billion ↔ Trillion Converter (Short Scale) checks its inputs — "Amount": required when the chosen option uses it; numbers above 10¹⁵ in absolute value are rejected too. When a value fails, the result area names the problem instead of showing a number.

有哪些选项可以调整？What options can I adjust?

「十亿 ↔ 万亿换算（短制）」的设置：「方向」可选 十亿→万亿、万亿→十亿（默认 十亿→万亿）；「数量」默认 2.5。每次生成结果都按当前设置处理。Settings in the Billion ↔ Trillion Converter (Short Scale) — "Direction": Billion→Trillion, Trillion→Billion (default Billion→Trillion); "Amount" default 2.5. The result always uses the current settings.

可以反向换算吗？Can I convert the other way?

可以。页面下方有反向换算页面的链接，也可以打开完整的单位换算器，在多种单位之间同时换算。「十亿 ↔ 万亿换算（短制）」的换算系数采用国际标准定义。Yes. Use the reverse-conversion link below, or open the full unit converter to see many units at once. The Billion ↔ Trillion Converter (Short Scale) uses internationally defined factors.

「十亿 ↔ 万亿换算（短制）」免费吗？需要注册吗？Is the Billion ↔ Trillion Converter (Short Scale) free? Do I need an account?

「十亿 ↔ 万亿换算（短制）」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Billion ↔ Trillion Converter (Short Scale) is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.