Snail mail
01
蜗牛邮件, 传统邮件
mail that is delivered physically by the postal system as opposed to email and other electronic means
例子
In the age of instant messaging, snail mail seems like a relic of the past.
在即时通讯的时代,蜗牛邮件似乎是过去的遗物。
蜗牛邮件, 传统邮件