Unit 1 Great explorations
voyage n.航行
repetition n.重复
American adj.美洲的
continent n.大陆
*route n.路线
discovery n.发现
rise v.(rose,risen) 变得更加成功(或重要、强大等)
official n.官员
develop v.增强; 加强
relation n.关系;交往
trade n.贸易 v.以物易物;互相交换
foreign adj.外国的
*fleet n.(统一调度的)船队;机群
Africa n.非洲
nowhere adv.无处;哪里都不
silk n.丝织物; 丝绸
giraffe n.长颈鹿
besides prep.除.....之外(还)
development n.发展;壮大
*region n.地区
pioneer n.先锋;先驱
people n.民族;种族
wealth n.财富
spread v.(spread,spread) 传播
open up 开辟
goon atrip 去旅行
set up 建立;设立
set sail 起航
(be) known as 被称为
as well as 也;还
lead to 导致
compare...with… 把.....与......对比