直线

• 拼音: zhí xiàn
• 汉字拆解: 直 = 十 (ten) + 目 (eye) + 一 — straight; 线 = 纟 (silk) + 戋 — thread, line

含义

Straight line; linear. A line that extends infinitely in both directions without curving.

In geometry, refers to a line with no curves. Figuratively used to describe direct approaches: 直线距离 (straight-line distance), 直线思维 (linear thinking). Also: 直线上升/下降 (rise/fall sharply in a straight line).

例句

1. 两点之间直线距离最短。
2. 气温直线下降，明天会更冷。
3. 请沿着这条直线往前走。

用法指南

语境: geometry, description, trends

语气: precise

正确说法

• 画一条直线。(Draw a straight line.)
• 股价直线上涨。(Stock prices rose sharply.)

错误说法

• 说'直线地告诉我'表示直接告诉我 (Don't use 直线 as an adverb for communication — use 直接; 直线 is geometric or for describing trends)

起源与历史

直 (straight, direct) + 线 (line, thread). Together meaning a straight line.

文化背景

世代: All ages

社会背景: Universal