2. merchant n. 商人
例句：He is a wholesale merchant.
他是个批发商。
3. vigorous adj. 精力充沛的
例句：The old man is still vigorous and lively.
那老人依然精力充沛。
4. approach v. 接近, 走近, 靠近
例句：Christmas was approaching.
圣诞节快到了。
5. wrap vt.包, 裹; 卷
例句：I wrapped the book in brown paper before I mailed it.
我先把书用牛皮纸包好,然后邮寄。
6. flavor n. 味,味道
例句：I think the flavor of fresh strawberries is out of this world.
我认为新鲜草莓的味道鲜美无比。
7. last vi. 延续; 继续
例句：The rain lasted quite a few days.
雨一连下了好几天。
8. reflect vt. 表达; 反映
例句：Does this letter reflect how you really think?
这封信反映你的真实想法吗?
9. surge vi. 涌起；激增；急剧上升
例句：The needs of personal computers were surging in the first half of the year.
今年上半年，家用电脑的需求量不断猛增。
10. variety n.品种, 种类
例句：There are different varieties of plants in the garden.
花园里有各种各样的植物。
