可以用pupil，learner代替。

This is a problem that almost every learner will encounter.这几乎是每个学习者都会遇到的问题。This English learner can communicate with foreigners confidently.这位英语学习者能自信地与外国人交流。As a learner, he drives very well.作为一个学员，他开车开得很好。I know he's been a slower learner so far. But we need to have faith in him.我知道他学东西比较慢。但是我们对他要有信心。He was not so quick a learner as his brother.他学东西不像他哥哥那么快。

student的同义词有

【pupil】【learner】