無(む)駄(だ)に()し()た() mudanishita時(じ)間(かん) jikanを o取(と)り()返(かえ)さ() torikaesaなければならない nakerebanaranai。 I have to get back the time I wasted. Literal Wasted time [object-を] get-back must-[なければならない]. 取り返す ('to regain, to take back') is a compound verb. Parallel to 取り戻す but with a slightly stronger 'recover what was taken' nuance. ~なければならない is the formal 'must.' timedetermination and resolve~なければならない (must)
無(む)駄(だ)に()し()た() mudanishita時(じ)間(かん) jikanを o取(と)り()返(かえ)さ() torikaesaなければならない nakerebanaranai。 I have to get back the time I wasted. Literal Wasted time [object-を] get-back must-[なければならない]. 取り返す ('to regain, to take back') is a compound verb. Parallel to 取り戻す but with a slightly stronger 'recover what was taken' nuance. ~なければならない is the formal 'must.' timedetermination and resolve~なければならない (must)