Unverified50% confidenceFactExact time
许多网站的表单验证会拒绝包含加号的邮箱地址，认为其格式无效
1
Sources
50%
Confidence
Long-term
Relevance
8/20/2026
First Seen
Sources
Gmail点号忽略机制为何导致邮件误送给同名用户
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get_claim(id=778698)