开动

• 拼音: kāi dòng
• 汉字拆解: 开 = to open, start; 动 = heavy (重) + force (力) — to move

含义

To start (a machine); to set in motion; to begin eating.

Has two main uses: 1) Starting or operating a machine, vehicle, or mechanism; 2) Colloquially, beginning to eat a meal (开动 = dig in!). The second meaning is especially common in family and casual dining contexts. Collocates with 机器 (machine), 脑筋 (brains — to start thinking), 筷子 (chopsticks).

例句

1. 工厂的全部生产线已经开动，正在加班加点赶订单。
2. 菜都上齐了，大家开动吧，别客气！
3. 这道难题得开动脑筋好好想想，别急着放弃。

用法指南

语境: machinery, dining, thinking

语气: casual to neutral

正确说法

• 大家开动吧！(Let's dig in!)
• 开动脑筋想想办法。(Use your brain and think of a solution.)

错误说法

• 我开动了窗户。(开动 is for machines or eating — for opening windows, just use 打开)

起源与历史

开 (to start) + 动 (to move). To start something moving.

文化背景

世代: All ages

社会背景: Universal