The prime minister has a blind spot on ethical issues.这位首相无视道德问题。My involvement has not been altogether, shall we say, ethical.可以说，我的参与还不是完全合乎道德。The consultancy offers advice on ethical tax-shelters.这家咨询公司教人如何合理避税。...
There are other iterative procedures.也存在另外一些迭代法.The iterative process may be continued until some criterion for convergence is met.这种迭代步骤可继续下去,直到符合某种收敛要求为止.The most powerful Methods: Used in the solution of such systems ...