His sister Sarah helped him.是什么意思？

His sister Sarah helped him.

他姐姐萨拉帮助了他。

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。

sister

n. 姐妹，（称志同道合者）姐妹，修女，护士；adj. 姐妹般的，同类型的；v. 如姐妹般相待；

例句
My sister still claims she cheated on us at cards, but I know better.
我妹妹仍然说她和我们玩牌的时候捣了鬼，其实我心知肚明。

Sarah

n. 莎拉；

例句
Since he came to live with me, we have been subject to a campaign of spite and revenge which makes Lady Sarah appear angelic by comparison.
自从他来与我同住，我们之间便摩擦不断;相比之下，萨拉夫人倒显得一副菩萨心肠。

helped

v. 帮助( help的过去式和过去分词 )，有助于，有利于，治疗，避免；

例句
The scriptwriter helped him to adapt his novel for the screen...
编剧帮助他将其所著小说改编成电影。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。