【醫(yī)】 depressor anguli oris; musculi depressor anguli oris
musculi triangularis

口的英語翻譯：

cut; gob; jaws; mouth; opening; ostium; scoop; stoma
【醫(yī)】 aditus; apertura; aperturae; aperture; bouche; introitus; meatus; mouth
opening; ora; orifice; orificium; oro-; os1; ostia; ostium; portal
stoma; stomata; stomato-; trema

角的英語翻譯：

corner; angle; cape; contend; horn; wrestle; role
【醫(yī)】 angle; anguli; angulus; Broca's angle; cornu; cornua; gonio-; horn

降肌的英語翻譯：

【醫(yī)】 depressor; depressor muscle