It's a really complicated topic to get your head round.

让您头脑清醒是一个非常复杂的话题。

And once you've got past the initial fear and you know the basic principles, it's a lot easier to get your head round.

一旦你克服了最初的恐惧并且了解了基本原则，你的头脑就会变得更容易恢复。

But they're not perfect – you might not get your head round the grammar and will lack the peer support you could get in a classroom environment.

但它们并不完美——您可能无法理解语法，并且缺乏在课堂环境中可以获得的同伴支持。