..
13. a swarm of bees 一群蜜蜂 14. be involved in… 卷入…/参与…
15. make Professor Zhang chairman of the society 选张教授为该协会主席 16. either…or… 要么…要么… 17. neither…nor… 既不…也不… 18. in good condition
处于良好状态
19. a concerned citizen 一个忧心忡忡的市民 20. lead to the US coming into the Second World War 导致美国进入二战 21. set sail for 启航到… 22. sink with 1,177 men on board 34. overthrow the Qin Dynasty
1177人随船下沉 推翻秦朝
23. in memory of 为纪念…
25. another similarity between China and Rome 中国和罗马的另一个相似点 26. the route for trade between the East and Further 东西方的贸易路线 27. with the formation of the Sui Dynasty 28. once again reunite China
随着隋朝的形成
又一次重新统一中国
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