延长

• 拼音: yán cháng
• 汉字拆解: 延 = 廴 (long stride radical) + 正, to extend or prolong; 长 = ancient pictograph of long hair, meaning long

含义

To extend; to prolong; to lengthen. Refers to making something last longer or making a physical object longer.

Can apply to time (延长会议时间 — extend meeting time), duration (延长假期 — extend a holiday), physical length (延长管道 — extend a pipeline), or life expectancy (延长寿命). Commonly encountered in official contexts, schedules, and contracts.

例句

1. 因为谈判还没结束，双方决定延长会议时间。
2. 这次签证被延长了三个月。
3. 天气太好，大家决定把户外活动再延长一个小时。

用法指南

语境: everyday, professional

语气: neutral

正确说法

• 会议时间需要延长半个小时。(The meeting needs to be extended by half an hour.)
• 申请延长签证的有效期。(Apply to extend the validity period of the visa.)

错误说法

• 用'延长'表示缩短时间 (Don't use 延长 when you mean to shorten — the correct word for reducing time is 缩短)

起源与历史

A compound of 延 (to extend, from 廴 long stride + 正 upright) and 长 (long). Together they convey the idea of stretching or continuing something further.

文化背景

世代: All ages

社会背景: Universal