There was nothing wrong with their ability, it was just that the expense for each unit was so vast that the cost performance was bad.
常人なら一生かかっても無理だろうが、本気になった蓮の前では、普通のシリンダー錠と大差ない。
A normal person might spend a lifetime at it and still not succeed but faced with a determined Ren it was not greatly different from a normal cylinder lock.
私がここの生活に慣れるのに時間がかかりそうです。
It seems like it will take me a while to get accustomed to life here.