sb be devoted to sth 献身于/专注于某事
devote sb to sth 使某人注意某事..
be devoted 加to doing 这里的to 是介词
Most of his spare time was devoted to the translation of those works.
他把大部分的馀暇都有于翻译那些作品。
Her life was devoted to caring for the sick and needy.
她一生都致力于关心照顾贫病交迫的人
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