breathe through one's nostrils
常与物主代词连用，如 his, her, my。
He finds it easier to breathe through his nostrils after the surgery.
手术后他发现用鼻孔呼吸更容易了。
鼻孔
位于鼻子(或鸟喙)上的两个孔洞之一；供空气和其他气体通过鼻腔通道；鼻子中通向鼻腔的两个外部开口之一；鼻孔；[医] 鼻孔
either of the two external openings of the nose, through which air passes
位于鼻子(或鸟喙)上的两个孔洞之一；供空气和其他气体通过鼻腔通道
Either of the two orifices located on the nose (or on the beak of a bird); used as a passage for air and other gases to travel the nasal passages.
鼻子中通向鼻腔的两个外部开口之一
either one of the two external openings to the nasal cavity in the nose
She held one nostril closed and breathed through the other.
她捏住一个鼻孔，用另一个鼻孔呼吸。
用法提示：nostril 是名词，指鼻子上的孔洞。
The doctor asked him to tilt his head back so she could see inside his nostril.
医生让他把头向后仰，以便能看到他鼻孔内部。
用法提示：nostril 为单数名词，表示一个鼻孔。
Cold air rushed into my nostrils as I stepped outside.
我一走到外面，冷空气就涌进我的鼻孔。
用法提示：nostrils 是 nostril 的复数形式，指两个鼻孔。
常与物主代词连用，如 his, her, my。
He finds it easier to breathe through his nostrils after the surgery.
手术后他发现用鼻孔呼吸更容易了。
表示情绪如愤怒或兴奋时常用此搭配。
The horse flared its nostrils and snorted.
马张开鼻孔，打了个响鼻。
pinch ... together 表示捏拢。
To stop the bleeding, pinch your nostrils together for ten minutes.
为了止血，捏住鼻孔十分钟。
更正式，常用于解剖学或医学语境，日常口语中少用。
非正式，用于口语，不如nostril精确。
grammar · medium
易错句子He has two nostril.
正确表达He has two nostrils.
Nostril是可数名词，复数形式为nostrils。中文没有名词复数变化，学习者容易忽略加-s。
grammar · medium
易错句子I have a runny nostril.
正确表达I have a runny nose.
表达‘流鼻涕’的正确习语是‘runny nose’，而非‘runny nostril’。‘nostril’指鼻孔，不用于描述流鼻涕的症状。
张开鼻孔
He flared his nostrils in anger.
他气得张大了鼻孔。
鼻毛
He trimmed his nostril hair before the interview.
面试前他修剪了鼻毛。
右鼻孔
She breathed through her right nostril.
她用右鼻孔呼吸。
鼻孔呼吸
Alternate nostril breathing helps to calm the mind.
交替鼻孔呼吸有助于平静心灵。
鼻环穿刺
She got a nostril piercing last week.
她上周穿了鼻环。
宽大的鼻孔
His wide nostrils made him look intimidating.
他宽大的鼻孔让他看起来很吓人。
深陷于（某事物）
He was up to his nostrils in debt.
他深陷于债务之中。
（因愤怒等）张开鼻孔
She flared her nostrils in disgust.
她厌恶地张开了鼻孔。
Dictionary facts from ECDICT, WIKTIONARY.