1．distinct adj.截然不同的，有区别的；清楚的，清晰的→distinction n．差别；区分
2．carve vt.侵蚀，冲刷；雕，刻→carver n．雕刻家
3．suburb n．郊区，城外→suburban adj.郊区的，城外的
sample vt.尝，品尝；体验；抽样检验 n．样本，样品；取样
①I sampled the delights of Greek cooking for the first time. vt.品尝
②12% of the children sampled said they prefer cats to dogs. vt.抽样检验
③The blood samples are sent to the laboratory for analysis. n.样本
