Word · CEFR A2 · Frequency #297
rate
速度；速率；频率
Speed or frequency measured in relation to a unit of time, or the speed at which something changes
- 1.
The proportional relationship between one amount, value etc. and another.
两个数量、价值等之间的比例关系
- 2.
a magnitude or frequency relative to a time unit
相对于时间单位的大小或频率
- 3.
Speed.
速度
- 4.
amount of a charge or payment relative to some basis
基于某种基础的收费或支付金额
- 5.
The relative speed of change or progress.
变化或进展的相对速度
- 6.
the relative speed of progress or change
进展或变化的相对速度
- 7.
The price of (an individual) thing; cost.
(单个)物品的价格；成本。
- 8.
A set price or charge for all examples of a given case, commodity, service etc.
针对特定情况、商品、服务等的统一价格或收费。
- 9.
A wage calculated in relation to a unit of time.
按时间单位计算的工资。
- 10.
Any of various taxes, especially those levied by a local authority.
各种税款,尤指地方当局征收的税。
- 11.
A class into which ships were assigned based on condition, size etc.; by extension, rank.
根据状况、大小等对船舶进行的分级；引申为等级。
- 12.
The gain or loss of a timepiece in a unit of time.
计时器在单位时间内的走时误差(快或慢)。
比率；比例；价格；费用；费率；计时工资；工酬；税；地方税；等级；级别
In use
The heart rate increases during exercise.
What is the interest rate on this loan?
The rate of deforestation has slowed down.
they traveled at a rate of 55 miles per hour
the rate of change was faster than expected
a 10-minute phone call at that rate would cost $5
he works at a great rate
Connections
Collocations
- interest rate
- 利率
- The central bank cut the interest rate by 0.25%.中央银行将利率下调了0.25%。
- exchange rate
- 汇率
- The exchange rate between the dollar and the euro is favorable.美元和欧元之间的汇率很有利。
- birth rate
- 出生率
- The birth rate has declined in many developed countries.许多发达国家的出生率已经下降。
- unemployment rate
- 失业率
- The unemployment rate fell to a record low.失业率降至历史最低点。
- heart rate
- 心率
- Exercise can lower your resting heart rate.锻炼可以降低你的静息心率。
- rate of growth
Learner notes
Memory Tip
联想'rate'发音类似'锐特'，想象'锐利特别的速度（比率）'。
Context & Register
名词“比率”义项，中性语域，常见于统计、经济、日常进度描述等场景。通常作为中性词使用，适用于多种正式与非正式场合。
Grammar Note
常用于 'at a rate of' 或 'rate of' 结构。
Pronunciation & Spelling
Words with -ate ending (late, mate, fate, gate) rhyme with rate (/reɪt/). The word rat looks similar but is pronounced /ræt/ with a short 'a'.
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 5，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 DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.