topic
gb/tˈɑpɪk/ us/tˈɑpɪk/
A2
英语
~ 2100
义项
0 个义项
名词
A2
entity
1
subject under discussion
Something people talk, write, or think about.
用法模式：
[topic] of [something]
常见错误：
Learners sometimes confuse 'topic' with 'title'; 'title' is the name of something, while 'topic' is what it is about.
近义词
subject (The most common synonym; often interchangeable, but 'subject' can also mean an area of study.)
|
theme ('Theme' often refers to the underlying idea in art or literature.)
反义词
digression (A shift away from the main topic of discussion.)
搭配
main topic
|hot topic
|choose a topic
|current topic
|topic of conversation
主题
communication
|education
|media
|core_vocabulary
例句
- Climate change was the main topic of the conference.
- Let's change the topic; this is getting too personal.
- The book covers a wide range of topics.
- Education is a popular topic in political debates.
学习者例句
- This is my favorite topic.
- We talk about many topics in class.
- The topic today is animals.
- She writes about different topics in her blog.
名词
technical
B1
entity
2
online discussion category
A place on the internet where people talk about one subject.
近义词
thread ('Thread' usually refers to a chain of messages within a topic.)
搭配
forum topic
|create a topic
|reply to a topic
|lock a topic
主题
technology
|internet
|communication
|daily_life
例句
- I started a new topic on the photography forum.
- This topic has been locked by the moderators.
- Users can search for topics by keyword.
学习者例句
- I made a new topic online.
- This topic has many replies.
- You can find this topic in the forum.
名词
technical
B1
entity
3
heading indicating subject
Words at the start that tell what something is about.
近义词
heading ('Heading' is more general and used for any title of a section.)
搭配
topic sentence
|essay topic
|chapter topic
主题
education
|writing
|communication
|core_vocabulary
例句
- The essay begins with a clear topic sentence.
- Choose a topic for your presentation slide.
- Each chapter has its own topic heading.
学习者例句
- The first sentence shows the topic.
- I write the topic at the top.
- The teacher gave us the topic for homework.
语法
词典原形
topic
IPA
GB/tˈɑpɪk/
US/tˈɑpɪk/
音节与重音
top - ic （2 个音节）
Stress on 1st syllable (top)
词形变化
Noun
- Base: topic
- Plural: topics
词族
相关表达
change the topic
1/t͡ʃˈeɪnd͡ʒ ðə tˈɑpɪk/
fixed phrase
switch to different subject
To start talking about something else.
例句
- He quickly changed the topic when politics came up.
- Let’s change the topic to something more cheerful.
off-topic
1/ˈɔf tˈɑpɪk/
fixed phrase
unrelated to current subject
Not about what people are talking about now.
例句
- Your comment is off-topic for this meeting.
- Please avoid off-topic posts in the forum.
topic sentence
1/tˈɑpɪk sˈɛntəns/
fixed phrase
technical
sentence stating main idea
A sentence that tells the main idea of a paragraph.
例句
- The topic sentence should be at the start of the paragraph.
- She wrote a strong topic sentence to guide her readers.
hot topic
1/hˈɑt tˈɑpɪk/
fixed phrase
Subject many discuss currently
Something people are talking about a lot right now.
例句
- Climate change has become a hot topic in politics.
- Climate change is a hot topic in the news.
- The new law is a hot topic among voters.
- The new law has become a hot topic among voters.