ex·pi·ra·to·ry /ɪkˈspaɪrəˌtori, ɛkˈ, ˌtɔr; ˈɛksp(ə)rə-/
(a.)吐氣的,呼氣的
ex·pi·ra·to·ry /ɪkˈspaɪrəˌtorɪ, ɛk, ˌtɔr; ˈɛksp(ə)rə-/ 形容詞
呼氣(作用)的,呼氣的
Ex·pir·a·to·ry a. Physiol. Pertaining to, or employed in, the expiration or emission of air from the lungs; as, the expiratory muscles.
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expiratory
adj : of or relating to the breathing out phase of respiration