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'd like to buy some stamps for this letter.
我想买这封信的邮票。
Never swap (or swop) horses while crossing the stream.
骑渡中流莫换马。（指危难时不宜做大变动）
Hi, Jim! It's a long time since we met last!
你好，吉姆！从我们上次见面后已经很久了！