易混淆的单词： ritalin

The ritalin seems to work to relieve the condition .

利他灵似乎有抒解作用。

In britain , for instance , ritalin is a class b drug .

比如，在英国，ritalin是b级药。

Provigil and ritalin really do enhance cognition in healthy people . Provigil , for example , adds the ability to remember an extra digit or so to an individual 's working memory ( most people can hold seven random digits in their memory , but have difficulty with eight ) .

ritalin和provigil确实增强了健康人士的脑力，比如说provigil能增强人们工作记忆（大多数人只能记忆7位数字，8位就有困难），增加记忆数字的能力。

I 'm not taking ritalin .

我没有在吃利他灵。

So ritalin isn 't the big problem .

所以利他灵不是主要的问题。