以便

• Pinyin: yǐ biàn
• Hanzi breakdown: 以 = in order to/by means of; 便 = convenience/so that

Meaning

So that; in order to; so as to. Introduces a purpose clause explaining why an action is taken.

A formal conjunction used to express purpose. More formal than 为了 and often used in written language, official documents, and formal speech. The clause following 以便 explains the intended result or benefit of the preceding action.

Examples

1. 请提前到达机场，以便有充足的时间办理登机手续。 Please arrive at the airport early so you have enough time for check-in.
2. 我们需要收集更多数据，以便做出正确的决策。 We need to collect more data in order to make the right decision.
3. 请把文件整理好，以便领导审阅。 Please organize the documents so the leadership can review them.

Usage Guide

Context: instructions, formal writing, explanations

Tone: formal

Do Say

• 早点休息，以便明天有精神。(Rest early so you'll have energy tomorrow.)
• 请留下联系方式，以便我们通知您。(Please leave your contact information so we can notify you.)

Don't Say

• 以便我去吃饭 (以便 needs a clear preceding action — use 为了 for simpler purposes)

Origin & History

Compound of 以 (in order to, by means of) and 便 (convenience, so that). Together they mean 'so as to make it convenient.'

Cultural Context

Generation: All ages

Social background: Educated