n.the act of separating grain from chaff

"the winnowing was done by women"

同義詞：winnowingsifting

v.

separate the chaff from by using air currents

"She stood there winnowing chaff all day in the field"

同義詞：fan

blow on

"The wind was winnowing her hair"; "the wind winnowed the grass"

select desirable parts from a group or list

"winnow the finalists from the long list of applicants"

同義詞：cull out

blow away or off with a current of air

"winnow chaff"

Eustatic control of turbidites and winnowed turbidites
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'Fanned and Winnowed Opinions': Shakespearean Essays Presented to Harold Jenkins by John W. Mahon; Thomas A. Pendleton
"Fanned and winnowed opinions": Shakespearean essays presented to Harold Jenkins
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Interactive video system