If you are looking for specific input values, Numbers, letters, E-mail addresses, and the like, then only allow this type of data and refuse anything else.
如果您期望的是特定的输入值、数字、字母、电子邮件地址等诸如此类的内容，那么就只允许这种类型的数据，并拒绝任何其他东西。
And if someone really needs to contact someone else, there is E-mail or even the phone.
如果一个人真的需要和别人联系，完全可以发电子邮件或者打电话。
If you have this problem get someone else to read your e-mails before you send them.
如果你也有类似的问题，那么最好在发出电子邮件之前请一个人帮你审阅下。
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