1
the doubling of [something]
The doubling of the population has strained resources.
人口加倍使资源紧张。
加倍；翻倍
先理解核心含义，再看它在真实句子里的用法。
加倍；翻倍
The process or an instance of making something double; multiplication by two.
The doubling of the population has strained resources.
人口加倍使资源紧张。
使某物加倍的过程或实例；乘以二。
The process or an instance of making something double; a multiplication by two.
转身或折返的行为。
The act of turning around, or doubling back.
褶或折痕。
A pleat or fold.
The company's announcement of a doubling of profits surprised many investors.
公司宣布利润翻了一番，令许多投资者感到惊讶。
After several doublings of the initial bet, he decided to quit while he was ahead.
在初始赌注几次加倍后，他决定见好就收。
A doubling of the population in just thirty years puts immense pressure on resources.
人口在短短三十年内翻了一番，给资源带来了巨大压力。
The doubling of the population has strained resources.
人口加倍使资源紧张。
Analysts predict a doubling in profits next year.
分析师预测明年利润翻番。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
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。
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。
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。
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。
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。
折返；原路折回
Their abrupt doubling back made it difficult for the scouts to track them.
他们突然折返，使侦察兵很难跟踪他们。
加倍投入；坚持到底
The company is doubling down on its commitment to renewable energy.
该公司正在加倍投入可再生能源事业。
折返；原路返回
We missed the exit and ended up doubling back along the highway.
我们错过出口，最后只好沿着高速公路折返回去。
（因大笑或剧痛）弯下腰
The audience was doubling up with laughter at his jokes.
观众被他的笑话逗得前仰后合。
Use doubling naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
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”。
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。
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。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.