基本解释寄普通邮件，寄平信英汉例句双语例句B: By ordinary mail or express mail?平寄还是快件？You want to send it by ordinary mail or by EMS?您是寄平信还是寄特快专递？Do you want to send it by air mail or by ordinary mail?你想寄平信还是寄航空邮件？by ordinary mail更多例句词组短语短语by ordinary mail detail 寄平信by ordinary mail更多词组