大多数海洋腹足纲软体动物在某些幼体阶段形成一种有纤毛的游泳器官。Most marine gastropod mollusks develop a ciliate swimming organ in certain larval stages.毛虫是蝴蝶的幼体.A caterpillar is the larva of a butterfly.蝌蚪是蛙的幼体.The tadpole is the larva of the frog....
Pearson massaged his red-dened cheek.皮尔逊揉了揉自己泛红的脸颊。He massaged her back with scented oil.他用芳香油按摩她的背部.The script is massaged into final form.这篇稿子经过修改已定稿....