單位轉換工具

在長度、重量、時間和溫度單位之間即時轉換。

如何使用本工具

1
Click a category button: length, weight, time, or temperature.
2
Type the value you want to convert into the number field.
3
Choose the source ('from') unit from the dropdown.
4
Read the results table below, which lists the equivalent value in every other unit of that category.

在公制單位與英制單位之間快速轉換。長度涵蓋公尺、英尺和英里。重量涵蓋公克、磅和盎司。時間從秒到年皆可處理。溫度則處理攝氏、華氏和克耳文，並採用恰當的偏移量換算。

Convert a recipe or shipping weight between grams, kilograms, ounces, and pounds.
Translate a running or driving distance between kilometers, miles, meters, and feet.
Work out how many seconds, minutes, or hours are in a span measured in days or weeks.
Check a thermostat or oven setting by converting between Celsius and Fahrenheit.
Sanity-check imperial measurements on a spec sheet against their metric equivalents.
Convert a scientific temperature reading between Kelvin and Celsius for a lab worksheet.

為什麼華氏轉攝氏不像其他單位那樣換算？▼

溫度刻度沒有共同的零點。從攝氏到華氏不只是簡單的乘法：而是（C × 9/5）+ 32。