The overhaul of its risk-control system didn't address the danger of a back-office employee finding a way to fake trades.

瑞银对其风险控制体系的全面检查未能防止后台员工找出伪造交易的办法。

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Pure snow is winter risk control system, some spinning in the air, and others were involved in the crack of the door, and the skew, together with partners in a muddy dirt road.

纯洁的雪片被冬风控制着，有的在空中旋转，有的被卷入门缝里，还有的歪斜着，与伙伴们一同落在泥泞的马路上。

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The risk control system of modern commercial bank covers risk control and organization, risk measurement technique, risk dodge skill, mode of risk management in an all-round way.

现代商业银行风险管理体系包括：风险控制组织、风险度量技术、风险规避技术、全面风险管理模式。

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So from mid June to last Wednesday, UBS's risk-control systems did not detect that these big bets were being placed, because its internal accounting system was showing that bets in the opposite direction had also been placed.

BBC: The how but not why of UBS's losing bets