power source

基本解释

Disconnect the power source from the computer before opening the back.
打开计算机的后部之前先切断它的电源。
It is powered and controlled externally, but he plans to develop an onboard power source and sensors, and to refine the robot's control systems.
这只小昆虫由外部提供电力和控制，但他计划开发一个板载的电源的传感器，进一步完成机器人的控制系统。
From the beginning, the cloud hanging over the whole hydrogen enterprise has not been the power source as such, but the intractable difficulty of distributing and storing the stuff.
从一开始，盘旋在氢能源开发企业头上的阴云已经不是像这样的动力来源的问题，而是那些棘手的配送和储存原料的难题。

They have a material that supplies electrons and a power source that lifts the energy level of those electrons.
Similarly, divination. Divination is an attempt to discern the future that, once again, heads right to the source of power.
类似的还有占卜术，占卜是一种试图看清未来的法术,它的终极目标，也是神力的源头。
耶鲁公开课 - 旧约导论课程节选
And so Richard is learning a grammar of race even while he tries to work out how to use language as a source of power in his family.
所以理查在学习语言的艺术,虽局限于种族,就是他在家里受尽磨难时也在学习语言的魔力。
耶鲁公开课 - 1945年后的美国小说课程节选

This is the same power source for things like quartz watches and kids' light-up sneakers.
FORBES: Breakthroughs

电源
But the ripple and low precision make it impossible to replace linear power source completely.
然而，因输出精度较低、有开关纹波等因素，在仪用电源方面目前还不能完全代替线性电源。
能源科学技术
电源
The background power source is direct current welding power source with falling characters.
基值电源选用具有下降外特性的直流弧焊电源。
物理学
动力源