单词	Pelagothuria
释义	Pelagothuria noun Pel·​a·​go·​thu·​ria ˌpeləgōˈthu̇rēə : a genus (the type of the family Pelagothuriidae) of free-swimming pelagic holothurians totally lacking skeletal plates Word History Etymology New Latin, from pelag- + -thuria (as in Holothuria)
随便看	ullaging ullagone ulles ullings ullmannite ulloa's bow ulloa's circle Ulloa's ring ullres ullrs ulls Ullswater ullucu Ulm Ulmaceae ulmaceaes ulmaceous Ulmaria ulmi ulmic ulmin ulminic ulmo ulmous ulmuses

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