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Group 19 Aster,Astr,Astro-star
“星星
Aster
紫菀屬植物；星狀體
Most asters bloom in the fall.
大多數的紫菀在秋天開花。
asterisk
n. 星號vt. 注上星號；用星號標出
The asterisk after “Reduced to $1.95” refers to a footnote reading “Today only.”
在減至一點九五元后，有個星號標示著一個注腳，上面寫著只限今天。
asteroids
小行星（asteroid的復數）
Compared to planet Earth,some asteroids are tiny,measuring less than a mile in diameter
跟地球比起來，有一些小行星非常小，測量直徑還不到一哩。
If an asteroid loses an arm to an attacker,it can grow back the missing arm.
如果海星車受到攻擊失去一條手臂，它又可以長出那去推動的手臂。
astrologer
n. 占星家
An astrologer would have people believe that their lives are regulated by the movements of the stars,planets,sun and moon.
占星家會使人們相信他們的生命是由于星球，行星，太陽和月球的運轉而有規(guī)律的。
astronaut
n. 宇航員，航天員；太空旅行者
Yuri Ggarin,the world's first astronaut,orbited the earth in an artificial satellite on April 12,1961.
尢里，加加林是世界上第一個太空人，1961年4月他曾在人造衛(wèi)星中環(huán)繞地球軌道而行。
astronomers
天文學家
Because the stars are so far away,astronomers measure their distance from Earth in “l(fā)ight years”.
由于星球是如此的遙遠，天文學家們都以光年來測量它們的距離。
disaster
n. 災難，災禍；不幸
The attack on Pearl Harbor was the worst disaster in the history of the U.S.Navy.
珍珠港事件是美國海軍史上最嚴重的一次災難。
