lead-in
英 [ˈliːd ɪn]
美 [ˈliːd ɪn]
n. (主题、故事、表演等的)引子，介绍，开场白
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.- 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。
- They were thrilled, finally, to have a decent lead-in for their 9 a.m. local programs.
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
- it was an amusing lead-in to a very serious matter
双语例句
- It also provides a natural lead-in for your observations and suggestions for improvement.
同时利用这一机会，你还可自然地表达你的想法和改进的建议。 - 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。 - To employ this method during the part of Lead-in in English listening class may arouse the students enthusiasm and tap their listening potentialities to improve their listening comprehension.
英语听力教学中的听前导入可以充分使用该方法以调动学生听力学习的积极性，挖掘学生的听力潜能，提高听力理解能力。 - The value model will have inputs such as market size, growth rate, prices, discounts, and lead-in to sales of other products; the model computes how these combined inputs translate to license sales.
价值模型的输入包括市场规模，增长率，价格，折扣，其他产品的销售广告，等等；模型计算出这些组合起来的输入如何变为产品销售。 - Application of On-line Stoppling Technology in the Improvement of Pressure Lead-in Pipe in West-to-East Gas Transmission Pipeline
在线封堵技术在西气东输引压管改造的应用 - Chain-track combine Writing lead-in area
链轨〔履带〕式联合收获机正在写入导入轨 - 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）。 - 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。 - Design of Self-Centering Expansion Clamp of the Gland Nut in the Lead-in Device of Rubber Pipe Cable for Mine Explosion-Proof Electric Equipment
矿用防爆电器设备用橡套电缆引入装置中压紧螺母自定心膨夹具的设计 - Lead-in is the first step in English text teaching and is also an art of teaching.
导入是英语课文教学的第一步，也是一门教学的艺术。