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单词 BB
释义 BB
 /bee"bee'/,  n.  
  1. a size of shot, 0.18 in. (0.46 cm) in diameter, fired from an air rifle or BB gun.
  2. Also called BB shot. shot of this size.
 [1870-75, Amer.]
 a quality rating for a corporate or municipal bond, lower than BBB and higher than B.
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更新时间:2025/1/22 22:59:27