topic

• They decided topics peripheral to the main theme
  他们确定了围绕中心议题的小题目。
• Thematic maps illustrate a particular theme or topic .
  专题地图图示一个专题或主题。
• Such adventures are often popular topics of discussion .
  这一冒险事业经常成为流行的话题。
• Taken together, these volumes provide a range of topics .
  这些卷书总合在一起提供了一套专题。
• It is the most important topic on earth: world peace .
  在尘世上最为重要的一个课题：世界和平。
• He exercised uncharacteristic restraint on these topics .
  他在这些问题上采取了异常的克制态度。
• You will soon have exhausted each favourite topic .
  你们很快把你们喜爱的每一个题目都讨论完了。
• It 's quite beyond me to speak on a spacious topic like this .
  我实在讲不了这般博大广泛的题目。
• This is a topic sentence .
  这是个主题句。
• It includes topics such as spatial frequency filtering, holography .
  它包括空间频率滤光、全息摄影。