Beth the dietician was a dilemma.是什么意思？

Beth the dietician was a dilemma.

饮食学家贝丝进退两难.

Beth

n. 希伯来语的第二个字母；

例句
'Here we are now,' Beth said, as the train clanked into a tiny station.
火车咣当咣当进了小站，“我们到站了，”贝丝说。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

dietician

n. 饮食学家；

例句
His wife , a biochemist , was a dietician at a research institute.
学生物化学的 老伴儿 在一家研究所里做营养试验.

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。

dilemma

n. 窘境，困境，进退两难；

例句
He was faced with the dilemma of whether or not to return to his country...
要不要回国，他进退两难。