mouthn.嘴;口;开口;河口v.不出声说;装腔作势地说;喃喃地说
mouth-organn.口琴
mouth of book钩口
mouth of womb[医] 子宫口
mouth of pipe管口
mouth breadth口裂宽
mouth feeding口饲法
mouth brooder口育鱼类
mouth of hook钩口
mouth atrophy[医] 口萎缩
mouth hygiene口腔卫生