| Front | aster, astr |
|---|---|
| Back | 词根含义：star; 助记词：disaster, dis（表否定）+aster（星星）=》灾星出现=》灾难 同根词：asterisk,astrology,astronaut,astronomy, |
Tags: 400root-中文版
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Previous card: Ambul ambl 词根含义：to walk; 助记词：ambulance，ambul+ance=》移动的东西=》最初含义是野战医院，field hospital=》救护车 同根词：amble ambulance
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