A cup of black tea or black coffee contains no calories.

一杯红茶或黑咖啡不含任何卡路里。

《柯林斯英汉双解大词典》

It contains no calories and no carbohydrates.

它不包含热量，无碳水化合物。

youdao

These synthetic chemicals taste sweet, but they have no calories.

这些人工合成的化学物质有甜味，但它们不含卡路里。

youdao

Yet there was no difference in calories between the two groups for foods that the parents would have chosen for themselves.

VOA: special.2010.01.27

Okay. Okay, so no surprises on how many calories were coming in meals, but in snacks yes, because there's a lot of stuff that you kind of don't consider when you're just noshing here and there and it kind of adds up.

好,从正餐中摄取的热量并不令人惊讶,但是从零食中的热量摄入令人吃惊,因为当你不经意地吃点小零食时,热量就在悄悄累积

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Dr. Ornish's diet plan limits daily calories from fat to less than ten percent, with little to no saturated fat or cholesterol.

VOA: special.2011.07.05

So the lesson is that when politicians promise chocolate cake with no calories, they should be shown the nearest door.

FORBES: Economics Lessons For President Obama

Water has no calories and is filling.

CNN: Learn from my daughter's eating disorder

No extra calories are needed during the first 28 weeks of pregnancy and only an extra 200kcal per day are required during the last 12 weeks, the equivalent of two small slices of bread.

BBC: Fat, pregnant or both?