解釋
◎ 理所當然 lǐsuǒdāngrán
[justifiably; a matter of course; as it ought to be; be both natural and right; it goes without saying; it is what propriety requires] 按道理應該如此
就把來結識了這位大哥,也是理所當然。——明· 馮夢龍《醒世恒言》
引用解釋
以理而言應當如此?！缎咽篮阊浴り懳鍧h硬留合色鞋》：“（這兜肚）就把來結識了這位大哥，也是理所當然?！薄墩f岳全傳》第五二回：“此乃各為其主，理所當然，何罪之有！” 老舍 《柳家大院》：“誰還管青紅皂白，先揍完再說，反正打媳婦是理所當然的事?！?
