鍵 Simplified: 键 On the HSK 5 vocabulary list, at CEFR level C1. jiàn ㄐㄧㄢˋ key (on a piano or computer keyboard) button (on a mouse or other device) chemical bond linchpin Words with 鍵 Ending with 鍵 關鍵 Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT