Introduction to 遞減 (dì jiǎn)
In Chinese, the term 遞減 (dì jiǎn) holds significant relevance in various contexts, particularly in mathematics, economics, and everyday language usage. Literally translating to “decrease” or “diminution,” this term captures the essence of reduction and decline. In this article, we will delve into its precise meaning, grammatical structure, and provide illustrative examples to enhance your understanding and application of this term.
Meaning of 遞減 (dì jiǎn)
At its core, 遞減 (dì jiǎn) refers to a process of decreasing over time. It is commonly used to describe quantities, such as population, sales figures, or any metric that can decline. The term can also be applied in a figurative sense, symbolizing a reduction in quality or intensity.
Contextual Usage
In different fields, 遞減 (dì jiǎn) can have varied applications:
- Mathematics: The term may refer to a decreasing sequence or function.
- Economics: It could describe diminishing returns on investments or declining market trends.
- Everyday Language: 遞減 can refer to any gradual reduction, such as the fading of interest or affection.
Grammatical Structure of 遞減 (dì jiǎn)
Breakdown of the Term
The term 遞減 is composed of two characters:
- 遞 (dì): This character means “to deliver” or “to hand over.” It indicates a transition or movement.
- 減 (jiǎn): This character translates to “to decrease” or “to reduce.” It signifies the action of reduction.
Usage in Sentences
When used in sentences, 遞減 (dì jiǎn) typically follows a subject and is often paired with quantifiers or time expressions. Here are some key grammatical structures:
- Subject + 遞減 + Object: Example: 人口逐年遞減。 (The population is decreasing year by year.)
- 遞減 + 的 + Noun: Example: 公司的收益遞減的情況。 (The situation of the company’s declining revenue.)
Example Sentences Using 遞減 (dì jiǎn)
Practical Examples
To better illustrate the use of 遞減 (dì jiǎn), here are several example sentences:
- 1. 人口每年遞減。 (Rénkǒu měi nián dì jiǎn.) – The population decreases every year.
- 2. 這個產品的需求正在遞減。 (Zhège chǎnpǐn de xūqiú zhèngzài dì jiǎn.) – The demand for this product is currently decreasing.
- 3. 他的健康狀況在遞減。 (Tā de jiànkāng zhuàngkuàng zài dì jiǎn.) – His health condition is deteriorating.
- 4. 市場的競爭正在遞減。 (Shìchǎng de jìngzhēng zhèngzài dì jiǎn.) – Competition in the market is decreasing.
- 5. 通貨膨脹可能導致購買力的遞減。 (Tōnghuò péngzhàng kěnéng dǎozhì gòumǎilì de dì jiǎn.) – Inflation may lead to a decrease in purchasing power.
Conclusion
In summary, 遞減 (dì jiǎn) is a versatile term in the Chinese language, effective in conveying the concept of decrease in various contexts. Understanding its meaning, grammatical structure, and practical applications enriches your language skills and enhances comprehension in both written and spoken forms.
As you continue your journey in learning Chinese, keeping terms like 遞減 in your vocabulary will significantly improve your ability to express nuanced ideas of reduction and decline.

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