🥣 茶匙 ↔ 杯Teaspoons to Cups
48 US tsp = 1 cup。支持茶匙、杯、汤匙、毫升互算。48 US tsp = 1 cup. Units: teaspoon (US), cup (US), tablespoon (US), millilitre.
点击任意一行可复制该结果；小于 0.0001 或不小于 10¹⁵ 的数值用 × 10ⁿ 科学计数法显示Click any row to copy that result. Values below 0.0001 or at least 10¹⁵ are shown in × 10ⁿ notation
使用说明与常见问题How-to & FAQ
「茶匙 ↔ 杯」是什么？What is the Teaspoons to Cups tool?
48 US tsp = 1 cup。支持茶匙、杯、汤匙、毫升互算。48 US tsp = 1 cup. Units: teaspoon (US), cup (US), tablespoon (US), millilitre.
如何使用「茶匙 ↔ 杯」？How do I use the Teaspoons to Cups tool?
在「茶匙 ↔ 杯」中输入数值并选择原单位，表格会同时列出换算到所有其他单位的结果，可一键复制。Enter a value in the Teaspoons to Cups and choose the source unit; the table shows the value in every other unit at once, ready to copy.
多少茶匙是一杯？How many teaspoons make a cup?
48 美制茶匙 = 1 杯，也就是 16 汤匙。所以 12 茶匙 = ¼ 杯，24 茶匙 = ½ 杯。48 US teaspoons = 1 cup, the same as 16 tablespoons. So 12 tsp = ¼ cup and 24 tsp = ½ cup.
1 茶匙 等于多少其他单位？How much is 1 teaspoon (US) in the other units?
1 茶匙 = 0.02083333333 杯 = 0.3333333333 汤匙 = 4.928921594 毫升（按定义系数计算，最多保留 10 位有效数字）。本页不接受负数：输入负值会提示错误。1 teaspoon (US) = 0.02083333333 cup (US) = 0.3333333333 tablespoon (US) = 4.928921594 millilitre (from the defined factors, up to 10 significant digits). Negative values are not accepted here and show an error.
有哪些选项可以调整？What options can I adjust?
「茶匙 ↔ 杯」的设置：「数值」默认 1。每次生成结果都按当前设置处理。Settings in the Teaspoons to Cups — "Value" default 1. The result always uses the current settings.
换算系数准确吗？Are the conversion factors exact?
「茶匙 ↔ 杯」采用国际单位制（SI）或公认标准中的定义值作为换算系数，结果保留约 10 位有效数字。The Teaspoons to Cups uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「茶匙 ↔ 杯」免费吗？需要注册吗？Is the Teaspoons to Cups free? Do I need an account?
「茶匙 ↔ 杯」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 Teaspoons to Cups is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.