He challenged the audience to do their part to give children "hope and a chance at a future" by reducing the rate of child mortality in the world.
他向在场听众挑战，去尽其该给予儿童的“希望及未来的一个机会”来降低全球儿童的死亡率。
He challenged the audience to do their part to give children "hope and a chance at a future" by reducing the rate of child mortality in the world.
他向在场听众挑战，去尽其该给予儿童的“希望及未来的一个机会”来降低全球儿童的死亡率。
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