Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/659b16867f0779ce79826de408aedafc.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 SMTP英英字典_SMTP剑桥英语解释_SMTP柯林斯英文解释_甲百汇小鸡词典
abbreviation for Simple Mail Transfer Protocol: a way of sendingemails between computers 简单邮件传输协议（电脑之间发送邮件的一种方式）（Simple Mail Transfer Protocol的缩写） 返回 SMTP