Postal rates
[经] 邮费
🧩 词语组成解析
n. 比率；价格；等级（rate的复数形式）
🗣️ 情景例句
I know.
我知道。
The ancient Roman civilization was finally destroyed by the nomadic tribles.
古罗马终于被游牧民族灭亡了。
From 1830 onwards in the USA and from about 1870 in Canada, settlers began to move westwards and to take possession of the plains as their own.
美国自1830年起，加拿大从1870年左右起，殖民者开始向西迁移，并把平原据为己有。