vt. 簸, 扬(谷), 吹掉, 把挑出来, 精选
vi. 扬谷, 分出好坏, 飞翔
n. 扬谷, 扬谷器
n. the act of separating grain from chaff
v. separate the chaff from by using air currents
v. blow on
1.His winnowing fork is merciful and necessary.
主的簸扬既仁慈又不可或缺
2.The native population will be winnowed substantially.
这里的绝大多数原住民必须被淘汰
3.winnowed out the less gifted by making his problems more and more comppcated.
用越来越复杂的题目 来筛选出那些不太出众的
4.He'll winnow that pst to 14, too many to search onebyone.
他会把地点缩减为十四处 太多了 无法一个一个搜查
