lead-in

英 [ˈliːd ɪn]

美 [ˈliːd ɪn]

n.  (主题、故事、表演等的)引子，介绍，开场白

电力

牛津词典

noun

• （主题、故事、表演等的）引子，介绍，开场白
  an introduction to a subject, story, show, etc.

柯林斯词典

• N-COUNT 引子；前奏；开场白
  Alead-inis something that is said or done as an introduction before the main subject or event, especially before a radio or television programme.
  1. They were thrilled, finally, to have a decent lead-in for their 9 a.m. local programs.
     终于，他们为上午9点播出的本地节目有了一段像样的片头而高兴得不得了。

英英释义

noun

• wire connecting an antenna to a receiver or a transmitter to a transmission line
• the introductory section of a story
  1. it was an amusing lead-in to a very serious matter
  Synonym:leadlede

双语例句

• Lead-in and management of relevant archives from other systems can be achieved by hierarchical and level-to-level management of client, equipment and acquisition point archives.
  对客户、设备、采集点档案进行分层分级管理，可实现从其它系统进行相关档案的导入和管理。
• During the lead-in stage, use all the possible teaching methods and materials to help students get more knowledge about the topic of the new unit and cultivate the interest in learning.
  在新单元的引入阶段尽可能的使用手边的材料和设备帮助学生了解新单元的主题并了解更多的信息，并努力激发学生对于新课学习的兴趣。
• This product is suitable for dynamic force lead-in circuits in mining enterprises and power circuits in mining area.
  本产品适用于煤矿企业动力引入及矿区的电力线路中。
• The Function of Positive Attitude to Students 'Meaningless Answer for English Class Lead-in
  教师对学生无意义答案的肯定态度在高职英语课导入时的作用
• During a4-week lead-in, the subjects received premeal regular plus twice-daily NPH insulin.
  在第一个4周期间，这些病人接受了一日两次的餐前规律中效胰岛素治疗。
• They were thrilled, finally, to have a decent lead-in for their 9 a.m. local programs.
  终于，他们为上午9点播出的本地节目有了一段像样的片头而高兴得不得了。
• This thesis has studied the classroom lead-in in senior high school English class.
  本文主要针对高中英语课堂导入进行了实验研究。
• Primary endpoint was objective response rate ( ORR) per mRECIST in the lead-in stage.
  主要的研究终点是每个可评价病灶在诱导期治疗获得的客观有效率（ORR）。
• These are all the lead-in numeral correspondences of the normal regulations hard solve of.
  这些都是常规的无线数字通信难以解决的。
• Among several teaching links, lead-in is one of the most important parts.
  其中，“课堂导入”是整个教学环节中十分重要的一个环节。