With ingenuous sincerity, he captivated his audience.是什么意思？

With ingenuous sincerity, he captivated his audience.

他以自己的率真迷住了观众。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

ingenuous

adj. 天真无邪的，朴实的，坦率的；

例句
He seemed too ingenuous for a reporter...
作为一名记者，他太老实了。

sincerity

n. 真挚，诚心诚意，诚意，笃实，襟怀坦白，愫；

例句
Nobody that I spoke to doubted his sincerity as a politician.
和我谈过话的人中没有一个怀疑他作为一个政治家的诚意。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

captivated

v. 迷住（某人），迷惑( captivate的过去式和过去分词 )；

例句
I was captivated by her brilliant mind...
我为她的聪慧所倾倒。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

audience

n. 观众，听众，读者，读者，接见，拥护者，爱好者；

例句
The audience laughed and applauded...
观众边笑边鼓掌。