You should have this properly backstopped during the training period so that the trainee's errors don't reach beyond your own department.

在培训期间，您必须有好的方法防止受训者的错误超出您的部门。

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These needs are backstopped by expertise from all levels of the Organization and by our traditional work in developing norms and standards and providing direct technical support to countries.

应通过本组织各级提供专业知识，通过我们在制订规范和标准方面开展的例行工作，并通过向国家提供直接的技术支持，协助满足这些需求。

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Instead, it had to be backstopped by ironclad lines of credit at commercial banks.

FORBES: Fact and Comment

Life insurers are also backstopped by guaranty associations, whose benefit limits vary by state.

FORBES: Safety in Numbers

Such long-term trends backstopped by consistent consumer demand to watch the game live are not bubbles.

FORBES: Super Bowl Advertising Rates Top The Stock Market