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adj.引入的
n.导入；天线引入线；与广告播放有关的节目
1、commanding lead───遥遥领先
2、lead to───导致；通向
3、hv lead───高压引线
4、lead crystal───铅晶质玻璃；铅水晶
5、in the lead───领先；主要的；占主导地位的
6、lead───n.领导；铅；导线；榜样；vi.导致；用水砣测深；vt.领导；致使；引导；指挥；n.(Lead)（英）利德（人名）
7、lead frame───引线框，（双列直插式）焊接框架，铅框架；引线框；引脚框架
8、lead role───主角；主演
9、lead in───导入；引入线；开场白；引导入内
1、The agencies both enforce federal antitrust laws and would have to decide which one of them would take the lead in the matter.───SiFaBu和联邦贸易委员会均是美国联邦反垄断法的执行机构，二者需要确定谁来主导此次审查工作。
2、And I've been going to the rodeos with him, and we've bonded. And he's the lead in an op-ed I did about the Republican Convention.───我一直去看他的竞技表演，于是我们亲密起来。而且他是我的一个关于共和党大会的专栏的主角。
3、Circular 50, Circular 171 and Circular 192 all seem to lead in different directions, but away from his goal of the next closed deal.───第50号文、第171号文和第192号文似乎都各有不同方向，但都与他达成下一个交易的目标背道而驰。
4、Having begun in one line, resolve to fight it out on that line, to lead in it, adopt.───一旦开始从事某种职业，就要下定决心在那一领域闯出一片天地来；做这一行的LingDaoRen物，采纳每一。
5、They took an invincible lead in the chase for the championship.───他们在冠军角逐中遥遥领先。
6、Our seemingly unassailable lead in speciality manufacturing has dwindled.───我们在特殊产品制造上似乎不容置疑的领先优势缩小了。
7、The lead-in roll can be lowered or raised while machine is running. The position of the roll is given by an index and a graduated scale.───机器运行时，导入辊可升高或降低。导入辊位置可通过指针和刻度尺得出。
8、But he said spending could begin to come down in 2015, after the US is scheduled to hand over the lead in the battle against the Taliban.───但他表示，在按计划移交打击TaLiBan的主导地位后，美国可能在2015年开始削减支出。
9、She took the lead in the second lap.───她在第二圈时领先。
1、I may be able to get a good lead-in shot before we even arrive at the hacienda.
2、Syllabus of Building Programming Experience:A Lead-In to Structure and Interpretation of Computer Programs.
3、Description Course Pedagogy of Building Programming Experience:A Lead-In to Structure and Interpretation of Computer Programs.
4、He told an amusing story as a lead-in to his speech.
5、The lead-in to a news item should only take a few seconds.
6、Lead-in is not only the starting part of classroom teaching, but also an very important part of it.
7、He told an amusing story as a lead-in to the serious part of his speech.
8、It also provides a natural lead-in for your observations and suggestions for improvement.
9、Holes through refractory walls or in ceramic lead-in sleeves , if used, must be large enough to ensure no physical binding of them.