n.(電話(huà))送話(huà)口;(樂(lè)器)吹口;喉舌
He put his hand over the mouthpiece and called his wife to the phone. 他用手捂住話(huà)筒,叫妻子來(lái)接電話(huà)。
They would breathe it as a powder into their lungs, through a mouthpiece device. 他們可以通過(guò)一種吹口裝置將胰島素粉末吸入肺部。