Word · Frequency #3251
dose
一剂；一次用量
核心释义
A measured amount of medicine taken at one time.
- 1.
一次服用的药量
A measured portion of medicine taken at any one time.
- 2.
一次施用或接受的剂量
The quantity of an agent (not always active), substance, or radiation administered or experienced at any one time.
- 3.
大量或长时间的体验
A good measure or lengthy experience of something.
剂量；大量；一番；一次服用的药量；一次施用或接受的剂量；大量或长时间的体验
用法In use
The doctor prescribed a low dose of the new medication.
用法提示：dose此处作名词，指一次服用的药物剂量。
He received a heavy dose of criticism for his mistake.
用法提示：dose此处作名词，指不愉快事物的量。
Make sure you take the full dose of antibiotics even if you feel better.
用法提示：dose此处作名词，强调一次服用的完整剂量。
take a dose (of sth)
常用于服药场景。
Take a dose of this syrup before bed.
睡前服用一剂这种糖浆。
get a dose of sth
常指不愉快的事。
She got a dose of reality when she saw the bill.
相关词与表达Connections
搭配Collocations
- a dose of medicine
- 一剂药
- The doctor prescribed a dose of medicine to be taken twice a day.医生开了一剂药，每天服用两次。
- a large dose
- 大剂量
- Taking a large dose of this drug can be dangerous.服用大剂量的这种药物可能会有危险。
- a low dose
- 低剂量
- The patient started on a low dose of the medication.患者开始服用低剂量的药物。
- a fatal dose
- 致命剂量
- He accidentally consumed a fatal dose of the poison.他意外服用了致命剂量的毒药。
- a daily dose
- 每日剂量
学习提示Learner notes
记忆技巧Memory Tip
dose 音似‘都死’，提醒过量服药危险，故为一次剂量。
语境与语域Context & Register
通常，作“药物剂量”义时较正式，多用于医学文本；作“一次不愉快经历”义时较口语化，常见于日常对话或文学描述。因此整体语域混合。
发音与拼写Pronunciation & Spelling
Genuine rhymes include pose, rose, nose, those, hose (all /oʊz/). Note that 'goose' shares the -ose spelling but sounds different (/ɡuːs/).
用法优先级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。
一起学习词形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, WIKTIONARY.