天线

• 拼音: tiān xiàn
• 汉字拆解: 天 = 一 + 大 — sky; 线 = 纟(silk) + 戋 — thread, wire

含义

Antenna. A device for receiving or transmitting radio signals.

Refers to antennas on TVs, radios, satellites, and mobile devices. Colloquially, 有天线 means having inside connections or being well-informed about gossip or information channels.

例句

1. 老式电视机顶上都有两根天线，调整角度才能收到清晰的画面。
2. 卫星天线被台风吹歪了，现在电视信号不稳定。
3. 他在公司里天线很灵，什么消息都能第一时间知道。

用法指南

语境: technology, colloquial

语气: practical

正确说法

• 调一下天线。(Adjust the antenna.)
• 他天线很灵。(He's very well-connected/informed.)

错误说法

• 把WiFi路由器叫'天线' (Don't call a WiFi router a 天线 — it's 路由器, though it has antennas)

起源与历史

天 refers to the sky where signals travel, 线 means wire or line — a wire reaching toward the sky.

文化背景

世代: All ages

社会背景: Universal