1) switching power supply
开头电源
2) beginning
开头
1.
The beginning patterns of this kind of novel are guide, wedge and origin.
章回小说的开头模式大致可以分为三种:引首类、楔子类、缘起类。
2.
Many problems often arise at he beginning of official documents, which influence the expression and the authoritativeness.
公文的开头常出现一些问题,损害了公文的表达、影响了公文的权威性。
3) first sentence
开头句
1.
Secondly, taking writing the informative abstract as an example, more attentions are paid to the discussion on the problem how to write the first sentence of high-quality English abstract of scientific and technical literatures well.
然后以制作报道性英文文摘为例,着重对如何写好科技文献英文文摘的开头句这一问题进行了讨论。
4) bus switch
总线开头
5) beginning utterances
开头语
6) the First Sentence of A Text
作品开头
参考词条
补充资料：开头
（～儿）①事情、行动、现象等最初发生：我们的学习刚～，你现在来参加还赶得上。②使开头：请你先开个头儿。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。