1
postage on sth
The postage on the package was $5.
这个包裹的邮资是5美元。
邮费；邮资
postages — plural of postage
先理解核心含义，再看它在真实句子里的用法。
邮费；邮资
The amount charged for sending a letter or package by mail.
The postage on the package was $5.
这个包裹的邮资是5美元。
信件和包裹的运输系统
The system of transporting letters, and parcels.
邮寄费用
the charge for mailing something
邮寄物品的费用
The charge for posting an item.
贴在信件或包裹上的小粘贴标志,表示邮费已付
a small adhesive token stuck on a letter or package to indicate that that postal fees have been paid
The postage for sending this letter overseas is quite expensive.
把这封信寄到海外的邮费相当贵。
How much postage do I need for this package?
寄这个包裹我需要多少邮费？
The envelope arrived with insufficient postage, so I had to pay the difference.
信封上的邮资不足，所以我不得不补交差额。
The postage on the package was $5.
这个包裹的邮资是5美元。
How much postage do I need for a letter to Japan?
寄往日本的信需要多少邮资？
You must pay postage before sending the parcel.
寄包裹前你必须付邮资。
Not this
I need to buy a postage.
Use this
I need to buy a postage stamp.
postage 是不可数名词，表示‘邮资’，不能指具体的邮票；买邮票应使用 'postage stamp' 或 'stamp'。
Not this
I need two postages for these letters.
Use this
I need two stamps for these letters.
postage 是不可数名词，虽然有时可用复数形式指不同邮资，但不能用来表示邮票数量；表示邮票应使用 'stamp'。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
邮票
I need to buy a postage stamp for this letter.
我需要为这封信买一张邮票。
邮资费率
The postage rate for international mail has increased.
国际邮件的邮资费率已经上涨。
邮资已付
The envelope was marked 'postage paid'.
信封上盖有‘邮资已付’的戳记。
欠资
The letter arrived with postage due.
这封信到达时是欠资的。
第一类邮资
First-class postage is more expensive but faster.
第一类邮资更贵但更快。
邮资计费器
The company uses a postage meter to frank its mail.
公司使用邮资计费器为邮件盖戳。
Use postages naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
POSTAGE=邮资，联想'post邮寄' + 'age费用'，即邮寄费用。
语域：neutral 常见场景：邮寄信件、寄送包裹、网上购物邮费计算 通常用于任何邮寄相关场合，属于中性词汇，正式与非正式语境均适用。
作“邮资”解时不可数，不加a，常用单数形式；复数postages较少见，指不同类别的邮资。
Dictionary facts from ECDICT, WIKTIONARY.