特別釋義

當(dāng)然：應(yīng)當(dāng)如此。按道理應(yīng)當(dāng)這樣。

[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(yīng)該如此
就把來(lái)結(jié)識(shí)了這位大哥,也是理所當(dāng)然。——明· 馮夢(mèng)龍《醒世恒言》

以理而言應(yīng)當(dāng)如此。《醒世恒言·陸五漢硬留合色鞋》：“（這兜肚）就把來(lái)結(jié)識(shí)了這位大哥，也是理所當(dāng)然。”《說(shuō)岳全傳》第五二回：“此乃各為其主，理所當(dāng)然，何罪之有！” 老舍 《柳家大院》：“誰(shuí)還管青紅皂白，先揍完再說(shuō)，反正打媳婦是理所當(dāng)然的事。”