投入

• 拼音: tóu rù
• 汉字拆解: 投 = 扌(hand) + 殳 (phonetic); 入 = pictograph of entering/going in

含义

To devote oneself to; to put into; deeply absorbed; investment (noun).

As a verb, means to commit time, energy, or money to something. As an adjective/stative verb, describes being deeply absorbed or engaged (他工作很投入 = he is very absorbed in his work). As a noun, refers to the resources put into a project or cause.

例句

1. 她把全部精力都投入到这个新项目中，加班到很晚。
2. 公司在研发方面的投入每年都有所增加。
3. 他工作非常投入，有时连吃饭休息都忘了。

用法指南

语境: work, business, everyday

语气: neutral

正确说法

• 他全身心投入到这份工作中。(He threw himself wholeheartedly into this job.)
• 这个项目需要大量的时间和资金投入。(This project requires a large investment of time and money.)

错误说法

• 投入 ≠ 投资 — 投入 refers to committing any resource (time, energy, money), while 投资 specifically refers to financial investment with an expectation of return.

起源与历史

Compound of 投 (to throw/put in) and 入 (to enter), together meaning 'to throw oneself into' something — physically, emotionally, or financially.

文化背景

世代: All ages

社会背景: Universal