DICT.TW Dictionary Taiwan
18.117.145.41
Search for:
▼[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

2 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 BK
 退格,回退

From: WordNet (r) 2.0

 Bk
      n : a radioactive transuranic element; discovered by bombarding
          americium with helium [syn: berkelium, atomic number
           97]