关键

• 拼音: guān jiàn
• 汉字拆解: 关 = to close/barrier; 键 = key (for lock)

含义

Key; crucial; critical. The most important or decisive factor.

Used as both noun and adjective. Identifies the most decisive element in a situation. Common in analysis, problem-solving, and strategic discussions.

例句

1. 时间管理是成功的关键。
2. 这场比赛的关键在于防守。
3. 我们必须抓住问题的关键才能解决它。

用法指南

语境: analysis, strategy, problem-solving, discussion

语气: emphatic

正确说法

• 这是关键问题。(This is the key issue.)
• 关键是我们要行动起来。(The key is that we need to take action.)

错误说法

• 这个关键开门 (When meaning physical key, use 钥匙 — 关键 is abstract)

起源与历史

Originally referred to the mechanism that locks a door, extended to mean the crucial point that determines outcomes.

文化背景

世代: All ages

社会背景: Universal