We rap the manufacturers on their knuckles if the toy is shoddy.如果玩具质量低劣，我们会痛斥制造商。It is a fairly shoddy way to treat an employee.这样对待雇员真是十分可鄙.He accused the garage of shoddy workmanship on the bodywork.他指责汽车修理厂车身修理工艺拙劣....
Except for the transitional elements, valency electrons are in the outermost electron shell.除去过渡元素外, 价电子位于最外面的电子层.Hung believes the electrolyzed water steals electrons from molecules that the bacteria need for survival.黄...