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

As an English teacher, which methods of lead-in do you often use so as to arouse students'interests in class?
请结合教学实例，谈谈你采用了哪些导入法来激发学生的学习兴趣？
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。
On the Highlight in College English Teaching& Classroom Lead-in
论大学英语教学的亮点&课堂导入
The experimental results show that the bolt can lead-in the nut successfully, and verify the reasonableness of bolt lead-in device mechanism design.
在螺栓引入装置试验样机上进行螺栓引入试验，结果表明螺栓能成功引入螺母，验证了螺栓引入装置结构设计的合理性。
A 2-week lead-in period, free from eggs, preceded the 8-week period of egg consumption.
先进行2周不吃鸡蛋的前期试验，然后进行为期8周的鸡蛋摄取试验。
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。
Hence, I designed a kind of product, named the lead-in control device.
为此，本次设计了一种产品，名为无限摇控打卡器。
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。
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。
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。