Hyphen makes difference.
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gmail好象有点特殊,underscore hyphen 或者一个点什么的是没有区别的
-zhuangqiushui-
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06/30/2021 postreply
19:34:15
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Only dots don't matter
-gladys-
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06/30/2021 postreply
20:04:29
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哦,那也可能是,我记不清楚了
-zhuangqiushui-
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06/30/2021 postreply
20:25:34