他的学问显然博大精深。用英语怎么说？

他的学问显然博大精深。

His erudition was apparently endless.

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。

erudition

n. 博学，学识，博雅；

例句
His erudition was apparently endless.
他的学问显然博大精深。

was

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ），在，存在，不受干扰；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

apparently

adv. 据说，似乎，看来，显然；

例句
He was apparently quite converted from his anarchist views.
显然他基本上完全放弃无政府主义的观点了。

endless

adj. 无尽的，无边的，没完没了的，永久的，环形的，无端的；

例句
The recent deterioration has been caused by an apparently endless recession...
看似永无止境的经济衰退导致了最近的恶化。