Students' expectations were as varied as their expertise.是什么意思？

Students' expectations were as varied as their expertise.

学生们的期望根据他们的专业各有不同。

expectations

n. 希望( expectation的名词复数 )，预料，（被）预期，[常作复数] 期望的事情；

例句
...a partial concordance between theoretical expectations and empirical evidence.
理论预期与实验证据之间的部分一致

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

varied

adj. 各种各样的，各不相同的，形形色色的，多变的；v. 变化( vary的过去式和过去分词)；

例句
...the varied shapes of the clouds...
云朵各种各样的形状

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

expertise

n. 专门知识或技能，专家的意见，专家评价，鉴定；

例句
...a clever, far-sighted lawyer who combines legal expertise with social concern...
兼有法律专业知识和社会责任感的精明而又有远见的律师