bk.

英 美
  • bank;abbr.;=bank
  • BK abbr.锫(=berkelium)abbr.退格;回格(=backspace)
  • bk. bank;abbr.;=bank
  • BKA (=below-kneeamputation)膝下截肢
  • bkack-market n.黑市
  • Bkakkafri 卜卡卡夫里
名词 bk:
  1. a radioactive transuranic element; discovered by bombarding americium with helium