mail order
system of buying and selling goods by post 邮购制度
buy sth by mail order 以邮购方式购买某物
[attrib 作定语]
a mail-order business, ie one dealing in mail-order goods 邮购商行
a mail-order catalogue, ie one which lists mail-order goods and their prices 邮购商品价目表.
Greater too than we can describe; for language, which was invented to convey the meanings of this world, cannot readily be fitted to the uses of another.