短缺的意思，如be short for money，缺钱祝楼主更上一层楼
‘是...的缩写PRC----the People's Republic of China.A.is short of B.is short for C.short for D.short in故选BPRC是中华人民共和国的缩写
缺少
表示xxx是xxx的简称或简写
xxx的缩写
