Word · Frequency #15384
doubling
加倍；翻倍
The process or an instance of making something double; multiplication by two.
- 1.
The process or an instance of making something double; a multiplication by two.
使某物加倍的过程或实例；乘以二。
- 2.
The act of turning around, or doubling back.
转身或折返的行为。
- 3.
A pleat or fold.
褶或折痕。
折返；掉头；褶；折叠处；使某物加倍的过程或实例；乘以二。；转身或折返的行为。；褶或折痕。
In use
The company's announcement of a doubling of profits surprised many investors.
After several doublings of the initial bet, he decided to quit while he was ahead.
A doubling of the population in just thirty years puts immense pressure on resources.
the doubling of [something]
The doubling of the population has strained resources.
人口加倍使资源紧张。
a doubling in [something]
Analysts predict a doubling in profits next year.
分析师预测明年利润翻番。
Connections
Collocations
- doubling time
- 倍增时间；翻倍所需时间
- The bacteria's doubling time in this medium is about twenty minutes.在这种培养基中，细菌的倍增时间约为二十分钟。
- population doubling
- 种群倍增；人口翻倍
- The researchers recorded a rapid population doubling over two years.研究人员记录到两年内种群的快速倍增。
- doubling rate
- 倍增速率；翻倍速度
- The doubling rate of the disease exceeded all initial projections.这种疾病的倍增速度超过了所有最初的预测。
- a doubling of sales
- 销售额翻倍
- The company reported a doubling of sales in the last quarter.公司报告上一季度销售额翻倍。
- chromosome doubling
- 染色体加倍
- Scientists induced chromosome doubling to create a new variety.科学家诱导染色体加倍以创造新品种。
Learner notes
Memory Tip
double去掉e加ing变doubling；想象纸对折成双层（翻倍），再折返回来（转身），记住“双”和“回”。
Context & Register
语域：neutral 常见场景：academic and formal writing、everyday speech about quantity doubling 作名词表示“加倍、翻倍”时通常语气中性，多用于学术或正式说明（如数学、经济学），也常见于日常谈论数量变化的场合。
Pronunciation & Spelling
与 doubling 押韵的常用词：troubling (/ˈtrʌblɪŋ/)、bubbling (/ˈbʌblɪŋ/)，重音均在首音节，/ʌblɪŋ/ 完全一致。注意 double (/ˈdʌbəl/)、doubly (/ˈdʌbli/)、doubt (/daʊt/) 拼写相似，但读音不同，不是押韵词。
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, WORDNET.