kilocalorie

kilocalorie — 名詞

1. a unit used on food labels and diet plans to show the energy your body can get f

1.名詞B2
釋義

大卡

食品熱量單位

a unit used on food labels and diet plans to show the energy your body can get from a food or drink

例句

Aaron checked how many kilocalories were in the bowl of noodles.

Aaron 查看了那碗麵有多少大卡。

pattern: how many kilocalories are in [food]

This frozen meal has fewer kilocalories than the beef pasta.

這份冷凍餐的大卡比那份牛肉義大利麵少。

comparison: fewer kilocalories than

同義詞
  • calorie

    the everyday word most people use for this food-energy unit

  • Calorie

    the capitalized label sometimes used in nutrition writing for the same amount

文法句型

[food] contains [number] kilocalories

count/track kilocalories

用法筆記

In everyday diet talk, people often say calorie for this unit even when they technically mean kilocalorie. This sense is the one used for menus, nutrition apps, and food packaging.

常見錯誤

❌This yogurt has 120 kilocalorie.
✅This yogurt has 120 kilocalories.
💡Use the plural form after numbers greater than one.

2. a scientific measure for heat or fuel energy; one unit has the same value as a t

2.名詞C1
釋義

千卡

熱能測量單位

a scientific measure for heat or fuel energy; one unit has the same value as a thousand small calories

例句

The lab measured the fuel sample at 3,200 kilocalories per kilogram.

實驗室測得這份燃料樣本每公斤有 3，200 千卡。

measurement: kilocalories per kilogram

Engineers compared how many kilocalories each heater produced in one hour.

工程師比較了每台暖氣一小時能產生多少千卡。

同義詞

文法句型

[material] releases [number] kilocalories

[number] kilocalories per kilogram

用法筆記

Mainly used in scientific or engineering contexts, often with materials, fuel, or heating tests. Distinguish it from sense 1, which focuses on the energy value of food.

常見錯誤

❌One kilocalorie equals 100 calories.
✅One kilocalorie equals 1,000 calories.
💡The prefix kilo- means one thousand, not one hundred.