And the world has spent a lot of money on it: The GAVI and the Gates Foundations are each pledging a lot of money towards it, and developing countries themselves have been doing a lot of effort.
そのために世界中では膨大な資金を費やしてきました GAVIもゲイツ財団も 多額の資金提供を約束しています 発展途上国の努力も多大なものです