🥄 茶匙 ↔ 毫升Teaspoon to Millilitre
茶匙与毫升互算（1 tsp = 4.92892159375 ml）。本地换算，附常用相关单位。Convert teaspoon and millilitre (1 tsp = 4.92892159375 ml). Runs locally with related units.
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 ↔ 毫升」是什么？What is the Teaspoon to Millilitre tool?
茶匙与毫升互算（1 tsp = 4.92892159375 ml）。本地换算，附常用相关单位。Convert teaspoon and millilitre (1 tsp = 4.92892159375 ml). Runs locally with related units.
如何使用「茶匙 ↔ 毫升」？How do I use the Teaspoon to Millilitre tool?
在「茶匙 ↔ 毫升」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 Teaspoon to Millilitre and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 茶匙等于多少毫升？How many millilitres in 1 teaspoon?
1 tsp = 4.92892159375 ml（按国际定义系数）。1 tsp = 4.92892159375 ml (international definition).
如何把茶匙换算成毫升？How do I convert teaspoon to millilitre?
结果 = 数值 × 4.92892159375。例如 1 tsp = 4.92892159375 ml。result = value × 4.92892159375. Example: 1 tsp = 4.92892159375 ml.
茶匙/毫升属于哪类单位？What kind of units are teaspoon/millilitre?
二者同属「体积」量纲，可安全互算；也可打开「volume-converter」做多单位对照。Both are volume units; see also the volume converter hub.
换算系数准确吗？Are the conversion factors exact?
「茶匙 ↔ 毫升」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 Teaspoon to Millilitre uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「茶匙 ↔ 毫升」免费吗？需要注册吗？Is the Teaspoon to Millilitre free? Do I need an account?
「茶匙 ↔ 毫升」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 Teaspoon to Millilitre is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.