一劳永逸

yī láo yǒng yì◆idiom
to achieve a lasting solution with a single effort

通过这个系统升级，我们可以一劳永逸地解决网络安全问题。

With this system upgrade, we can solve the network security problem once and for all.

◆ What It Really Means
To achieve a lasting solution or benefit with a single, significant effort, eliminating the need for further work.
Literal Meaning
One effort for lasting ease
Literal Breakdown
一劳one effort+永逸lasting ease
◇ Mental Image
The mental image of a single, monumental effort that leads to a state of permanent comfort or resolution.
◈ When to Use
A team of engineers develops a new technology that permanently solves a recurring problem, allowing the company to focus on other areas without future concerns about that issue.
◉ Cultural Note
This idiom reflects the Chinese cultural value of efficiency and the desire for long-term solutions that minimize ongoing effort.
formal

To accomplish something in such a way that no further effort is needed, achieving a permanent solution or benefit.

这个发明让我们一劳永逸地解决了能源问题。

This invention solved our energy problem once and for all.

Often used in contexts where a long-term or permanent solution is achieved with minimal ongoing effort.

Collocations

一劳永逸地解决to solve once and for all

Related Phrases

Pro Tip

Usage Context

This idiom is typically used in formal or professional settings to describe a lasting solution or significant achievement.

Gold Rule

Permanent Solution

Use this idiom when referring to a solution that eliminates the need for future effort on a particular issue.

Word Origin

Composed of '一劳' (one effort) and '永逸' (lasting ease), emphasizing the idea of achieving a permanent solution with minimal effort.

Usage Notes

This idiom is often used in formal or professional contexts to describe a long-term solution or a significant achievement that eliminates the need for further work on a particular issue.

Word Breakdown

一劳
one effort
root
+
永逸
lasting ease
root
汉英词典