应当

• 拼音: yīng dāng
• 汉字拆解: 应 = 广 (roof) + 一 + 心 (heart), simplified from 應; 当 = simplified from 當, meaning 'ought to'

含义

Should; ought to. Expresses moral obligation or what is considered proper and reasonable.

More formal than 应该 and often used in written Chinese, official documents, and formal speech. Carries a stronger sense of duty or moral obligation. Interchangeable with 应该 in most contexts but preferred in formal registers.

例句

1. 我们应当尊重每一个人。
2. 学生应当按时完成作业。
3. 你应当先了解情况再做决定。

用法指南

语境: official, academic, moral

语气: serious

正确说法

• 我们应当保护环境。(We should protect the environment.)
• 每个人应当遵守法律。(Everyone ought to obey the law.)

错误说法

• 你应当吃这个冰淇淋，很好吃！(Don't use 应当 for casual suggestions — use 应该 or 可以试试 for informal recommendations)

起源与历史

应 (should, respond) + 当 (should, ought to). Both characters carry a sense of obligation, forming a formal compound for 'should.'

文化背景

世代: All ages

社会背景: Universal