他看着在睡梦中呼吸均匀的埃伦。

He looked at Ellen, breathing evenly in her sleep.

《柯林斯英汉双解大词典》

要减缓疼痛，那就放慢速度，呼吸均匀。

To help the pain pass, slow down and take more controlled, easy breaths.

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需要注意的是，进行练习时不要摒住呼吸----要保持呼吸均匀。

This action primarily recruits transverse abdominus. Be careful not to hold your breath – you should be able to breathe evenly while bracing.

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