cost-effective

cost-effective 的音标是[kɔːstɪˈekspɪlənt]，基本翻译是“成本效益的，划算的”。速记技巧可以是结合词义进行记忆，其中cost意为“成本”，effective意为“有效的”。

cost-effective 的英文词源是 cost（成本）和 effective（有效的）。这个词的含义是“经济有效的”，即花费成本后能产生有效结果的意思。

cost-effective 的变化形式并没有特别的变化，仍然是 cost-effective，保持了词源的简洁性。

相关单词：

1. cost-effective analysis：成本效益分析，是一种评估某项活动或政策是否经济有效的过程。

2. efficiency：效率，是衡量一个系统或过程有效性的标准，与 cost-effectiveness 密切相关。

3. economical：节约的，经济的，强调在花费资源时要节约，避免浪费。

4. benefit-cost analysis：利益成本分析，是一种评估政策或项目对公众利益的影响的方法，涉及到成本和利益的衡量。

5. payback period：回报期，用于衡量一项投资在多久时间内可以通过产生的收益来补偿其投入的成本，是 cost-effectiveness 的一个重要考量因素。

6. ROI（return on investment）：投资回报率，也是衡量成本效益的重要指标，表示投资产生的收益与投资额的比例。

7. out-of-pocket：自掏腰包，表示需要个人承担的成本，与 cost-effectiveness 密切相关。

8. margin of safety：安全边际，用于衡量一项投资或活动潜在的风险和安全度，与 cost-effectiveness 也有一定的关联。

9. economic viability：经济可行性，表示一项活动或投资在经济上的合理性，与 cost-effectiveness 含义相近。

10. benefit-cost ratio：利益成本比率，表示通过利益和成本的比率来衡量一项政策或投资的 cost-effectiveness。

常用短语：

1. cost-effective solution

2. high-cost waste

3. low-cost investment

4. cost-benefit analysis

5. cost-per-unit

6. cost-effective alternative

7. cost-effective strategy

例句：

1. We need to find a cost-effective solution to the problem of energy conservation.

2. The high-cost waste of resources is a serious environmental problem that needs to be addressed.

3. Investing in low-cost infrastructure is a cost-effective way to promote economic growth.

4. A cost-benefit analysis of the project shows that it is highly cost-effective.

5. The cost-per-unit of this product is much lower than that of its competitors.

6. We need to identify a cost-effective strategy to address the environmental crisis.

7. The company"s decision to invest in a new technology was a cost-effective move that helped the company achieve its goals.

英文小作文：

The Importance of Cost-Effectiveness in Business Operations

In today"s competitive business environment, cost-effectiveness has become a crucial factor for success. By carefully analyzing the costs and benefits of various business strategies and operations, companies can identify cost-effective solutions that help them achieve their goals while staying within their budget constraints.

Cost-effectiveness is not just about cutting costs, but also about making the most of resources and ensuring that investments are worthwhile. It involves finding ways to reduce waste, increase efficiency, and improve quality while staying within budget limits. By adopting a cost-effective approach, companies can improve their profitability and stay ahead of the competition.

However, achieving cost-effectiveness requires a thorough understanding of the business environment, market trends, and industry standards. Companies must also be willing to experiment and innovate to find new ways of doing things that are more cost-effective and efficient. By staying focused on cost-effectiveness, companies can build a sustainable competitive advantage and achieve long-term success in the market.