freebased是freebase的过去分词
freebase
美 
英 
- n.精炼可卡因
 - 网络自由基地;古柯碱释出物;古柯硷释出物
 
过去分词:freebased  现在分词:freebasing  第三人称单数:freebases  
n.  | 1. cocaine that has been concentrated using water and a volatile liquid such as ether  | 
v.  | 1. to prepare cocaine for smoking by heating it with water and a volatile liquid such as ether in order to concentrate it 2. to smoke or inhale freebased cocaine  |