I have seen people gasp for air as a suctioning device cleaned their tracheas.
当痰器伸入一些病人的管里去清除淤痰时,我看见他们痛苦地张大嘴去呼。
I have seen people gasp for air as a suctioning device cleaned their tracheas.
当痰器伸入一些病人的管里去清除淤痰时,我看见他们痛苦地张大嘴去呼。
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