基本解释
拼音：xìn shǒu tú yā
注音：ㄒㄧㄣˋㄕㄡˇㄊㄨˊㄧㄚ
解释：信：听凭，随意；信手：随意书写；涂鸦：比喻字写得很拙劣，随便乱涂乱画。形容字写得很潦草。也常用作自谦之词。
出处：唐·卢仝《示添丁》诗：“不知四体正困惫，泥人啼哭声呀呀。忽来案上翻墨汁，涂抹诗书如老鸦。”
单字解释：
信
手
涂
鸦
英语解释
Letter: at will; Free hand: write freely; Graffiti: it means that the words are poorly written and scribbled casually. The adjectives are scribbled. It is also often used as a word of self modesty.
