If we have many temp workers, they wouldn't have anything to do so it would be a waste.
temp worker 派遣社員
wouldn't have anything to do やることがないから(もてあます)
it would be a waste 無駄になる。
If we have many temp workers, they wouldn't have anything to do so it would be a waste.
派遣社員がいっぱいいるとやることがないから無駄になる。
お役に立てれば幸いです!