about/ə'baʊt/

ad.

➊ a little more or less than a particular number or amount

➋ in different directions within a place

prep.

➊ relating to or concerning (sb/sth)

➋ in many different directions within (a place), or in different parts of (a place)

a. [be ~ to do sth] be going to do sth very soon

ad.

➊ 大约：There are about 3,000 students in our school. 我们学校大约有3,000个学生。

◇[修饰时间时，时间前的介词可省略] I go to school (at) about 7 o'clock in the morning. 我早上大约7点去上学。

➋ 到处，四处：Everyone was running about. 大家四处乱跑。

prep.

➊ 关于：a film about Monkey King 一部关于美猴王的影片

◇What are you talking about? 你们在讨论什么？

➋ 在…各处，在…四处：I saw him walking about the playground just now. 我刚才看见他在操场上走来走去。

a. [be ~ to do sth]即将（做）：He's about to leave. 他即将离开。

◇The film is about to start. 电影就要开始了。

◇[be about to do sth when ...] Tom was about to close the windows when his attention was caught by a bird. 汤姆正要关窗时，他的注意力被一只鸟吸引住了。

音组-out/-aʊt/

about; out; shout; stout

常犯错误

✗ He is reading a story on Harry Potter.

✓ He is reading a story about Harry Potter. 他正在看哈利·波特的故事。

[✌参见辨析about; on]

常犯错误

✗ about at 8 o'clock

✓ about 8 o'clock

✓ at about 8 o'clock 约在8点钟时

辨析about; around; round

辨析about; on

辨析be about to do sth; be going to do sth; be to do sth