His part in the affair was quite open and aboveboard.他参与这件事完全是正大光明的.I think everything ought to be aboveboard.我觉得什么事情都应当开诚布公.His business dealings were aboveboard.他的生意来往是光明正大的....
His part in the affair was quite open and aboveboard.他参与这件事完全是正大光明的.I think everything ought to be aboveboard.我觉得什么事情都应当开诚布公.His business dealings were aboveboard.他的生意来往是光明正大的....
His part in the affair was quite open and aboveboard.他参与这件事完全是正大光明的.I think everything ought to be aboveboard.我觉得什么事情都应当开诚布公.His business dealings were aboveboard.他的生意来往是光明正大的.I didn’t have to bribe anyone；it was all ope...
格勒诺布尔国立高等电化学与电冶金学学校.Ecole nationale sup é rieure d 'é lectronique et de radio é lectricit é de Grenoble.采用电化学的方法在合金结构钢表面形成一层黑色氧化膜.Black oxide film was prepared on alloy structural steel by electrochemical method.采用电...