Make ink red white out "The Scarlet Letter" on paper; That red ink is dript in Shui Li water has become red , these phenomenon has explained that: (1)- - - - - - - - - (, (2)- - - - - - - - - -
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在纸上写
;把
墨
滴在
成
色,这些现象说明了:(1)---------,(2)----------