如果输入的电压是+3伏, 那么输出的电压便是-6伏.If the input voltage is plus three , it comes out as minus six.在大多数机器中,摩擦要消耗功, 以致造成输出的功要小于输入的功.In most machines friction consumes effort, with the result that less work is got out than is put in...
They said she had a servile attitude to her employer.他们说她对她的老板阿谀逢迎。He was subservient and servile...他低声下气、卑躬屈膝。He is servile to his boss.他对老板一味地顺从.servile self-abasement卑躬屈节的自贬He was subservient and servile.他低声下气、卑躬屈膝。An...