她投身于自己的事业中。

She flung herself into her career.

《柯林斯英汉双解大词典》

在她有机会以第一夫人的身份投身于一项事业——慈善或基金会之前，她最紧迫的任务，或许也是最复杂的职责，可能就是做她原本的自己。

Before she ever gets the chance to commit to a cause, charity or foundation as First Lady, her most urgent and perhaps most complicated duty may be simple to be herself.

youdao

他因投身于慈善事业而受人尊敬。

This guy was well respected for his devotion to charity work.

youdao

She went to college and said here's my opportunity to study the thing that I find most interesting, and that was biology, and then she went back and participated in the family business, which was of course the acting profession.

她来学校说她有机会,选择她最喜欢的专业，也就是生物,然后她回家投身于她的家族事业，也就是演戏。

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