These complex formulae are beyond the grasp of the average pupil.

这些复杂的公式是一般小学生不能理解的。

《牛津词典》

We should proceed in an orderly way, advance step by step in our studies, and not reach for what is beyond our grasp.

我们在学习上应当循序渐进，不能好高骛远。

youdao

A congenitally deaf child isn't so lucky: unless someone realizes very early that he's not talking because he can't hear, his grasp of communication may never progress beyond the rudiments.

而先天失聪的孩子就没有这么幸运了：除非他人提前知道他不讲话是因为听不见，否则他对人际交流的把握永远是一筹莫展，停留在初级阶段。

youdao

When we fail to pursue peace, then it stays forever beyond our grasp.

WHITEHOUSE: Signing of New START Nuclear Arms Treaty with Russia

GARCIA-NAVARRO: Stillwater has spent her first week in Iraq in the heavily protected Green Zone, the complicated war outside its gates still beyond her grasp.

NPR: An Activist Grandma, 'Embedded' in Iraq

Greece conceded again three minutes later when lively full-back Gebre Selassie cut in from the right and pulled the ball back beyond the grasp of Chalkias for Vaclav Pilar to bundle in.

CNN: Poland hold Russia after Czechs win