Specimen可与sample换用，但常指人或物中选出的有代表性部分，或指供科研、化验或检验用的标本。 They unloaded it & took it again in instantly, & an exchange electronically was completed at that second at a register to return it & rebuy it for get the following day. All of this I in below 5 minutes. This can be the Tale of your small fox https://share.evernote.com/note/98194e12-0732-13db-3fd5-bba026c9cc39