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Change log entry
35796 |
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Processed by:
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richwarm
(2011-05-26 23:03:00 GMT)
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Comment:
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Wp also says it's used in Taiwan
当且仅当（If and only if），中国大陆称作當且僅當，台湾称作若且唯若，... |
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Diff:
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= 若且唯若 若且唯若 [ruo4 qie3 wei2 ruo4] /if and only if/ |