Word · CEFR C1 · Frequency #3369
bulk
增肌；增加体重
To gain body mass, especially muscle, through diet and exercise.
- 1.
To appear or seem to be, as to bulk or extent.
显得；好像,就体积或程度而言。
- 2.
To grow in size; to swell or expand.
变大；膨胀或扩张。
- 3.
To gain body mass by means of diet, exercise, etc.
通过饮食、锻炼等增加体重。
- 4.
To put or hold in bulk.
散装存放或持有。
膨胀；扩大；增大；显得重要；显得巨大；散装贮存；散装装运；显得；好像,就体积或程度而言。；变大；膨胀或扩张。
In use
The unresolved issues bulked large in their discussions.
He has been bulking up by lifting weights every day.
The company bulked its product line by adding new flavors.
bulk up
bulk up 常指通过饮食和锻炼增加肌肉量，多为不及物用法。
He has been bulking up at the gym.
他一直在健身房增肌。
bulk large
bulk large 是较正式的书面表达，意为‘显得突出或重要’，主语多为抽象事物。
The issue of safety bulks large in the discussion.
安全问题在这次讨论中显得很重要。
bulk out (with sth)
bulk out 可用作及物动词，后直接接宾语，常搭配 with 表示所用的材料。
She bulked out the essay with more examples.
Connections
Collocations
- bulk up
- 增肌；增加体重
- He has been bulking up by lifting weights and eating a lot of protein.他一直通过举重和吃大量蛋白质来增肌。
- bulk large
- 显得重要；显得突出
- The problem of climate change bulks large in today's political debate.气候变化问题在当今政治辩论中显得尤为重要。
- bulk out
- 使…更厚实；充实
- She bulked out her article with a few more examples.她用更多例子充实了她的文章。
Idioms & figurative uses
- bulk large
- 显得重要；起重大的作用The problem of poverty bulks large in the government's agenda.贫困问题在政府的议程中显得极为重要。
- bulk up
- 增重；变得更强壮She has been bulking up with protein shakes and weightlifting.她一直在通过蛋白奶昔和举重来增肌。
Learner notes
Memory Tip
把 bulk 里的 b 想成鼓起的肚子：bulk 就是“变大、增肌、显得庞大”的动作。
Context & Register
语域：informal 常见场景：健身房/增肌训练、健身论坛或社交媒体 表示“增肌/增加体重”时，多用于健身、运动营养等日常语境，常以 bulk up 的形式出现；这一用法偏口语化，正式文件或学术文章中较少使用。
Pronunciation & Spelling
hulk、sulk、skulk 与 bulk 的 /ʌlk/ 韵脚相同；注意 balk 拼写相似但元音为 /ɔː/，bulb 开头相似但结尾是 /b/。
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY, WORDNET.