In our chemistry class, the teacher demonstrated how electrolysis worked.上化学课时,老师作了电解作用的示范。She had electrolysis done on her upper lip.她用电解除毛术除去了上唇唇毛。Water can be broken down into hydrogen and oxygen through electrolysis. = Water can break down into hydrogen and oxygen through electrolysis.通过电解作用,水会被分解为氢气和氧气。