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
- 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。 - 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）。 - 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。 - 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。 - Conclusions It is a utility way to enhance oral outpatient clinic management, elevate the quality of treatment and teaching, and decrease the outpatient's complains by lead-in dentist assistant.
结论引入牙医助理是加强口腔门诊管理，提高医疗和教学质量，减少病人投诉的有效途径。 - 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。 - Approach on Testing Method for Lead-in Device with Sealing Ring Used in Flameproof Electrical Equipments
隔爆型电气设备密封圈式引入装置试验方法的探讨 - 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。 - 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 - 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？