A sample of a substance is a small amount of it that is examined and analysed scientifically.
(用于检验、分析的) 试样 • They took samples of my blood. 他们采了我的血样。
If you sample food or drink, you taste a small amount of it in order to find out if you like it.
品尝 • We sampled a selection of different bottled waters. 我们品尝了挑选出来的各种瓶装水。
'I'd like to see a sample of your work,' said the manager. “
拿一件你做的货样给我看看。”经理说。