Apply the opposite charge and the electrode flips back, breaking the circuit.

利用相反的电荷，电极就会复位，进而断开电路。

youdao

One major area is that of trafficked Labour with people used for domestic work or, more commonly, for back-breaking Labour in agricultural industries.

一个主要领域是劳动力的非法交易，人们被迫从事家务劳动，更普遍的是从事艰苦繁重的农业劳动。

youdao

Mr Schoose, meanwhile, is out prospecting at his own mines each weekend. It's back-breaking work, he says, but it is the hope of hitting the gold that motivates.

同时，每周末乔斯先生也忙着对他的金矿进行勘探，他说，对金子的渴望激发动力哪怕这是个累断腰的活。

youdao

Finally,after six years of back-breaking labor, the two work teams met in northern Utah.

VOA: special.2010.02.25

breaking down maybe, crashing, coming back to earth like Icarus, the over-reacher.

可能会损坏它，彻底的，回到地面,像伊卡洛斯一样。

耶鲁公开课 - 现代诗歌课程节选

Now, we're going to go back to Roger Ibbotson at the School of Management. He did some path breaking work in terms of describing capital markets returns over reasonably long periods of time.

先讲回到管理学院的罗格·伊博森,所进行的开创性研究,描述了在相当长的时期内,资本市场的收益情况

耶鲁公开课 - 金融市场课程节选

Immigrant rights activists say workers like Gonzalez do the dirty, back-breaking jobs US citizens won't.

NPR: Kennedy, McCain Introduce Immigration, Guest Worker Bill

The Orange left Luke Hancock uncovered in the left corner and he drained a back-breaking 3-pointer.

WSJ: Syracuse focused on journey to Final 4

So was chattel slavery and the back-breaking manual labor that kept these massive plantations thriving.

CNN: Django, in chains