n.家禽的感冒；哑声；拍卖
v.拍卖
There were sig nificant differences in serum VEGF level among BET,BOT,and EOC g roup(P
n.群；组；团体；集团
v.聚合；成群、组；把 ... 聚集；把 ... 分类
n.分组的；分类的
动词group的过去式和过去分词形式.
n.子群；隶属组织
群际
n.编组；归类
动词group的现在分词.
