把東西投進僅有的幾個大抽屉裡。
分析是個相反的過程,把東西從抽屉裡拿出来細看。
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如果抽屉充满了各种东西,你可以分;如果是清一色的,那就难分了。
-影云-
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02/28/2020 postreply
07:54:50
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