ㄌㄧˇㄙㄨㄛˇㄉㄤㄖㄢˊlǐsuǒdāngrán

理所当然
  1. 道理應該這樣理所應當」。 分管理所當然去處」。

as it should be by rights (idiom)​; proper and to be expected as a matter of course, inevitable and right
Certainement !, Cela va sans dire
selbstverständlich (Adj)​