词汇	frost-heaved mound
释义	frost-heaved mound 冻胀丘
随便看	collection agency collection agent collectional collectional economy Collection Algorithm collection amounts collection analysis collection and acceptance collection and arrangement collection and compilation collection and composing of books collection and confinement of gases collection and control of POW collectionand delivery collection and delivery collectionand delivery charges collection and delivery charges collection and delivery rate collection and delivery service collection and delivery tariff Collection and display of data Collection and Disposal collection and distribution train collection and exploitation Collection and Forwarding System