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。 high-quality： 最普通用词，既可指有形或无形的特性，又可指个性或共性的特征。 Check out the Order Standing web site and enter the get variety (from your purchase affirmation e-mail), moreover the last title and phone number you applied to position the get. For those who have an account, You may as... https://justpaste.it/gzbm9