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

I just encourage people to breathe, to practice being in touch with their breath, "Breathing in I relax, breathing out I release."

我只是鼓励人们调息，练习与呼吸建立联系，吸气，放松，呼气，释放“

普林斯顿公开课 - 人性课程节选