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 back in straight away, & an Trade electronically was done at that moment in a sign up to return it & rebuy it for get the following day. All this I in beneath 5 minutes. After i came for getting it back again https://share.evernote.com/note/9bc9be7d-9eac-059c-673f-fbb1a2c55567