1
be high/low in calories
表示食物热量高低时，用 be + 形容词 + in calories，介词用 in。
This soup is surprisingly low in calories.
这种汤热量出奇地低。
卡路里
先理解核心含义，再看它在真实句子里的用法。
卡路里
a unit of heat, used especially to measure the energy that food provides
This soup is surprisingly low in calories.
这种汤热量出奇地低。
一种非国际单位制的能量单位,等于4.184千焦,能使一公斤水升高一摄氏度,通常用于食品标签。
A non-SI unit of energy, equivalent to 4.184 kilojoules, that can raise the temperature of a kilogram of water by one degree Celsius. This is the unit normally used in food labeling.
即千卡(大卡)的同义词。
Synonym of kilocalorie (“large calorie”).
This snack has about 150 calories per serving.
这份零食每份大约含150卡路里。
She checks the calorie count on every packaged food she buys.
她买每一样包装食品时都会查看卡路里含量。
If you want to lose weight, try reducing your daily calorie intake.
如果你想减肥，试着减少每日的卡路里摄入量。
表示食物热量高低时，用 be + 形容词 + in calories，介词用 in。
This soup is surprisingly low in calories.
这种汤热量出奇地低。
burn off 指通过运动消耗热量；宾语为名词时通常放在 off 后，若为代词则须置于中间，如 burn them off。
Running every morning helps me burn off calories.
每天早晨跑步帮我消耗卡路里。
cut down on 为固定搭配，表示“减少……的量”，后接名词或动名词。
She cut down on calories to lose weight.
她为了减肥而减少卡路里摄入。
Not this
How many calorie should I eat every day?
Use this
How many calories should I eat every day?
calorie 是可数名词，在 how many 后面要用复数形式 calories。
Not this
I ate too much calorie today.
Use this
I ate too many calories today.
calorie 是可数名词，不能用 much 修饰；应改用 many，并将 calorie 变为复数 calories。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
消耗卡路里
Running is a great way to burn calories.
跑步是消耗卡路里的好方法。
计算卡路里
She counts calories to manage her weight.
她通过计算卡路里来控制体重。
卡路里摄入量
You should monitor your daily calorie intake.
你应该监控每日的卡路里摄入量。
空卡路里（无营养热量）
Sugary drinks provide empty calories.
含糖饮料提供空卡路里。
卡路里赤字
A calorie deficit is needed for weight loss.
减肥需要卡路里赤字。
低卡路里的
I prefer low-calorie snacks.
我更喜欢低卡路里的零食。
空热量；只有热量而缺乏营养的食物或饮料
Sugary drinks are full of empty calories.
含糖饮料充满了空热量。
卡路里就是卡路里；指减肥只与热量摄入和消耗有关，而不论热量来源
Some experts argue that a calorie is a calorie, but others say food quality matters.
一些专家认为卡路里就是卡路里，但另一些人说食物质量很重要。
卡路里炸弹；指热量极高的食物
That chocolate cake is a calorie bomb, so I'll only have a small slice.
那块巧克力蛋糕是卡路里炸弹，所以我只吃一小块。
Use calorie naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
读音近似中文“卡路里”，把食物热量想象成里程表：吃多少“卡路里”，就要走多少“里”程去消耗。
语域：mixed 常见场景：nutrition labels、everyday diet and exercise talk、scientific or academic writing 该词在日常生活（如谈饮食、卡路里摄入）和科学/学术语境（如热量单位）中都较常见，整体为中性偏正式；日常口语中多用于食物能量，正式场合则用于科学定义。
salary（/ˈsæləri/）和 gallery（/ˈɡæləri/）与 calorie 完全同韵，都读 /ˈ...ləri/。注意 celery（/ˈsɛləri/）拼写相似，但元音是 /ɛ/，不要混读。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.