proboscis sacproboscis sheath吻: lips鞘: whiplash吻切点: osculating point吻腔: proboscis cavity; rhynchocoel吻切根数: osculating elements下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:吻鞘,即可在微信中查询翻译