廣播電視上的簡報
同一則簡短的官方訊息，換成用播的：主播用一兩分鐘把重點唸完。
news report · noun · A2
a short news report on the radio or on television
新聞簡報
核心畫面
Picture a short official notice put out by someone in charge: the facts, briefly, from the people who know. That is the whole word. Read it aloud on the radio and it becomes a news bulletin; print it and post it to members and it becomes a newsletter. The channel changes; the short-and-official part does not.
可以想成：由負責的一方發出的一則簡短通知——事實，講重點，出自知道情況的人。這就是這個字的核心。把它在廣播裡唸出來，…更多收起
可以想成：由負責的一方發出的一則簡短通知——事實，講重點，出自知道情況的人。這就是這個字的核心。把它在廣播裡唸出來，就成了新聞簡報；印出來寄給會員，就成了會刊。傳遞的管道換了，但「短、而且是官方發的」這一點沒變。From the picture
團體發給成員的通訊
同一則訊息換成印出來寄出去，而且定期發，於是變成一份刊物。
newsletter · noun · B1
A short report or newspaper that an organization produces regularly to share its news.
會刊；通訊
Also in this word
official announcement · noun · B1
A short official statement giving people information about an important matter.
公告
原始詞典資料5 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
bulletinnoun/ˈbʊl.ə.tən/
- 1
A short report, especially one released through official channels to be immediately broadcast or publicized.
- A company bulletin announced changes to the policy.
- 2
A time-sensitive news item or short news report.
- The evening news bulletin reported on the earthquake.
- 3
A short printed publication, especially one produced regularly by an organization.
bulletinverb/ˈbʊl.ə.tən/
- 1
To announce (something) by means of such a report or publication.
- to bulletin an employment vacancy
bulletinintj/ˈbʊl.ə.tən/
- 1
Introduces a fact (presumed to be obvious) of which the person addressed is ostensibly not aware.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。