それだけに

それだけに

all the more because….

●彼の曲はとてもシンプルだ. それだけに演奏者の表現力が問われる. His works are very simple, and this tests the performer's expressive ability all the more.

・この種の建物は手間も費用もかかるが, それだけに丈夫で長持ちする. A building of this sort is all the more solid and long-lasting because it takes time and costs a lot to construct.