announcements

announcements的音标是["əʊnɪˈsməntz]，基本翻译是“公告，通告”，速记技巧是：名词，通知，宣布，布告。

Announcement的英文词源：

Announcement这个词源自拉丁语annulus，意为“圆环”或“公告”。在英语中，announce这个词的词形变化形式包括过去式announced，现在分词announcing，过去分词announced，以及形容词announcing。

相关单词：

1. announcement：公告，宣布

2. announced：宣布的

3. announcement letter：公告信

4. announcement of results：成绩公告

5. announcement of vacancy：空缺公告

6. announcement of vacant position：空缺职位公告

7. announcement of job vacancy：招聘公告

8. announcement of new policy：新政策公告

9. announcement of new product launch：新产品发布公告

10. announcement of closure：关闭公告

以上这些单词都与公告、宣布、通知等有关，是英语中常用的词汇。这些单词的使用频率很高，在各种场合中都有应用，如招聘、政策发布、产品发布等。这些单词的词义和用法也在不断演变和发展中，为英语语言的发展做出了贡献。

常用短语：

1. announcement of (something)

2. make an announcement

3. public announcement

4. emergency announcement

5. announcement of departure/arrival

6. announcement over the loudspeaker

7. announcement of a meeting

双语例句：

1. The school made an announcement about the new policy.

2. The airport made an announcement over the loudspeaker about the delayed flight.

3. The doctor made an announcement about the patient"s condition.

4. The police made an emergency announcement about a robbery in progress.

5. The train announcer announced the next stop.

6. The teacher announced the test results.

7. The speaker announced the start of the meeting.

英文小作文：

Announcements in Public Places

Public places like schools, airports, hospitals, and train stations often have announcements to keep everyone informed. These announcements can be about events, emergencies, or even changes to policies or schedules. I remember once at my high school, the principal made an announcement about a new dress code policy, which was a big change for us all.

On the other hand, some announcements can be a bit annoying, especially if they are repeated over and over again on the loudspeaker. However, they are necessary to maintain order and safety in these public places. I always try to pay attention to the announcements and follow them to the best of my ability, because I know they are there to keep me and others safe and informed.