mouthn.嘴;口;开口;河口v.不出声说;装腔作势地说;喃喃地说
mouth tools瓶颈加工工具
mouthbroodrn.口育鱼
mouthguards护牙托
mouth-bar拦门沙
mouth guard口腔防护器, 护口器
mouth organn.口琴=harmonica.
mouth beard口鬃(食虫虻科)
mouth mirro口腔镜
mouth cells口[咽]细胞
mouth spray口飞沫, 口喷出物