慢速英语:Remembering Writer Gore Vidal; New Findings on Hindu Success in America; Funnyman Stephen Co

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1. structure n. 结构;构造;组织
例句：We know a lot about the structure of genes now.
如今我们对基因的结构有了较多的了解。

2. design vt. 设计;构思:绘制
例句：Architects design buildings.
建筑师设计房屋。

3. expanse n. 宽阔
例句：The Sahara is a vast expanse of desert.
撒哈拉是一片广袤无垠的沙漠。

4. subject n. 主题;题目;题材
例句：He has read many books on the subject.
他看过许多关于这一方面的书。

5. talent n. 天才,天资
例句：He had a talent for music.
他有音乐天才。

6. suppose vt. 猜想,料想
例句：I suppose he is still in town.
我想他还在城里。

7. perform vt. 履行;执行
例句：The young doctor performed the heart operation.
这位年轻医生为病人做了心脏手术。