topic
英 [ˈtɒpɪk] 美 [ˈtɑpɪk]

n.

主题；话题，论题；标题，细目；

变形

复数：topics

双语释义

n.(名词)

1. [C]题目,论题,话题 a subject for conversation, talk, writing, etc.

英英释义

topic[ 'tɔpik ]

• n.
  • the subject matter of a conversation or discussion

    "it was a very sensitive topic"

    同义词：subjecttheme

  • some situation or event that is thought about

    "he kept drifting off the topic"

    同义词：subjectissuematter

词汇搭配

用作名词 (n.)动词+～

• avoid the topic避开话题
• bring up a topic把题目提出来讨论

形容词+～

• the key topic关键的论题

介词+～

• write on the topic以…为题目写作

词组短语

hot topic热门话题；新锐

special topic专题

topic for discussion议题

topic sentence课题句子，主题句子

同近义词辨析

topic, subject, theme, issue

这组词都有“主题、话题”的意思，其区别是：

topic普通用词，含义广泛，但其范畴小于subject。既可指文章、讲话的题目，谈话的内容，又可指提纲中的标题甚至段落的主题或中心思想。

subject一般用词，使用广泛。指书籍、文章、演讲、讨论等中所隐含的、暗示的，需要由读者或听众推断的主题或中心话题。

theme系正式用词，多指文学、艺术作品的主题，或论文、演说的主题。

issue指有争论、议论，急需讨论研究的热点话题。

双语例句

用作名词(n.)

1. Lack of space forbids further treatment of the topic here.
   因篇幅所限，此处不便对本题作进一步阐述。
2. This essay is so short that it can only scratch the surface of the topic.
   这篇文章很短，只能对这一问题作肤浅的探讨。
3. The essay isn't even remotely relevant to the topic.
   这篇文章毫不切题。
4. The topic seemed to have a fascination for her.
   这个题目似乎对她很有吸引力。
5. They discussed the weather and other topics.
   他们讨论了气候和其他的话题。
6. Let's take leave of the topic and turn to another.
   这个问题就说到这里吧，现在来谈谈另一个话题。
7. Can we shunt the talks onto a new topic?
   我们谈话换个新话题好吧？

权威例句

Topic-sensitive PageRank
Probabilistic topic models
Focused crawling: a new approach to topic-specific...
Dynamic topic models
Dynamic topic models
Improved algorithms for topic distillation in a hyperlinked environment
SIGIR'98 papers: Improved Algorithms for Topic Distillation in a Hyperlinked Environment
SE-TextRank Opinion Summarization Method Based On Topic Model
Modeling Sentiment and Aspect Using Syntax: A Topic Model Approach
Topic Concept Discovery for Web Pages