the postmark on sth
名词用法，表示物品上的邮戳。
The postmark on the envelope is illegible.
信封上的邮戳难以辨认。
邮政服务在邮件上盖的标记,通常表明首次接收或处理的地点和时间,主要用于注销邮票。；邮政官员在邮件上盖的取消邮戳；标明邮局和邮寄日期
An official mark stamped on mail by a postal service, showing where and when the item was mailed or processed and often canceling the postage stamp.
邮政服务在邮件上盖的标记,通常表明首次接收或处理的地点和时间,主要用于注销邮票。
A marking made by a postal service on a delivery, usually indicating the place where and the date and time when the item was received or processed for the first time, mostly serving to cancel a postage stamp.
邮政官员在邮件上盖的取消邮戳；标明邮局和邮寄日期
a cancellation mark stamped on mail by postal officials; indicates the post office and date of mailing
The postmark on the envelope showed it was mailed on Monday.
信封上的邮戳显示它是星期一寄出的。
用法提示：名词，表示信封上盖的邮戳，包含邮寄日期和地点信息。
Collectors value old stamps with clear postmarks from unusual locations.
收藏家珍视那些带有罕见地点清晰邮戳的旧邮票。
用法提示：复数形式，指邮票上的邮戳印记。
You can often tell the origin of a letter by its postmark.
你通常可以通过邮戳判断一封信的寄出地。
用法提示：单数形式，指盖在邮件上的官方戳记。
名词用法，表示物品上的邮戳。
The postmark on the envelope is illegible.
信封上的邮戳难以辨认。
被动语态，表示信件或包裹被盖有特定邮戳。
The letter was postmarked with a New York date stamp.
这封信盖有纽约的日期邮戳。
及物动词，意为给某物盖邮戳。
The clerk postmarked all outgoing mail.
工作人员给所有外发邮件盖了邮戳。
侧重取消邮票功能，与‘邮戳’相比更强调注销用途
强调日期信息，比‘邮戳’更具体地指向日期标记
范围较广，包含邮戳在内的各种邮政记号，不如‘邮戳’指代明确
grammar · medium
易错句子I need a postmark to send this letter.
正确表达I need a stamp to send this letter.
学生混淆了 postmark（邮戳）和 stamp（邮票）。邮戳是邮局盖的标记，邮票是付费凭证。
grammar · medium
易错句子The letter was postmark yesterday.
正确表达The letter was postmarked yesterday.
postmark 作动词时，过去式是 postmarked，不是 postmark。
postmark指邮政部门盖在邮件上的戳记，表明邮局和日期；stamp指贴在邮件上表示邮资已付的印花凭证。
postmark + -ed
Choose the next layer that will help you use postmark with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Missing: Antonyms
Complete this area with antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Dictionary facts from ECDICT, WIKTIONARY.