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。 For motor vehicle installations, it is possible to check out, routine, check, improve or reschedule appointments by traveling to Geek Squad® Autotech Reservations. Remember to Remember that demand for appointments close to the vacations is so significant that appointment slots normally fill up p... https://diigo.com/0zk5ln