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单词 astrobleme
释义 astrobleme
 /as"treuh bleem'/, n. Geol.
 an erosional scar on the earth's surface, produced by the impact of a cosmic body, as a meteorite or asteroid. Cf. crater (def. 2).
 [1965-70; < ASTRO- + -bleme ( < Gk blêma shot, wound)]
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