sifting screen细分筛
Sifting installations滤筛设备
sifting process筛选程序;筛选过程;称为筛选
sifting clause筛选条款
sifting intergral选择积分
sifting cylinder[粮食] 选粮筒
sifting disk[粮食] 筛盘
sifting characters筛选指标
sifting machinery筛分机械
V-T（及物动词） If you sift a powder such as flour or sand, you put it through a sieve in order to remove large pieces or lumps. 筛 (面粉、沙子等)
Sift the flour and baking powder into a medium-sized mixing bowl.
把面粉和发酵粉筛到一个中号搅拌碗中。
V-T/V-I（及物动词/不及物动词） If you sift through something such as evidence, you examine it thoroughly. 细查
Police officers have continued to sift through the wreckage following yesterday's bomb attack.
警官们继续细查了昨天炸弹袭击后留下的残骸。