scours
[s'kaʊəz]
v.
走遍（某地）搜寻（人或物）( scour的第三人称单数 );
（用力）刷;
擦净;
擦亮;
例句:
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The roasting pan scours better than pot.
烤盘比锅容易擦干净.
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The best scours for UF membrane washing were 0.1 % NaOH and 0.5 % U 10 solution consecutively washing.
0.1%NaOH和0.5%U10溶液是理想的超滤膜清洗剂.
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Weiner says he often scours airline schedules looking for flights with fully-flat beds.
来自WSJ
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To do so, Mr. Ivascyn scours the globe for high-paying, and at times riskier, bonds.
来自WSJ
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The website scours the market to find you the lowest price online or in high-street stores.
来自THETIMES