You shouldn't be able to hear very much either, and it mustn't have been too delightful to breathe out of the thing, although your nose is free, but it's covered by a nose piece.

而且也听不见什么了,同时,戴着头盔呼吸也不是很顺畅,虽然鼻子并不受束缚,但是上面有一块小薄片覆盖着

耶鲁公开课 - 古希腊历史简介课程节选

But there are all sorts of things, you can just breathe in and breathe out, and it's a real opportunity.

但也有很多种事情，你只需吸气呼气，实为难得的机会。

普林斯顿公开课 - 人性课程节选