人-112 老Ⅰ(形) ① old; aged ② of long standing; old

老   甲骨文象老人披发、佝背、拄杖之形，形象十分生动。《说文》注：“考也。七十曰老。从人、毛、匕。言须发变白也。”老即寿考之考，指年纪大。人七十岁为老。作形容词，指年龄大，历时久长，办事老练，颜色深重，陈旧硬化等。作副词，表示时间长，程度深。老亦作词之前缀，如老师、老弟、老表、老大、老二、老虎、老鼠等。

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老Ⅰ(形) ① old; aged ② of long standing; old ③ outdated ④ tough; overgrown Ⅱ(副) ① constantly ② for a long time③always (doing sth.)④ very Ⅲ(名) old people Ⅳ prefix placed before surnames