Some years before, he had helped the king to drive away an invading force of barbarians, and this castle was a gift from the king to show his gratitude.是什么意思_Some years before, he had helped the king to drive away an invading force of barbarians, and this castle was a gift from the king to show his gratitude.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句