有需要时还会增加临时列车和额外车厢。
Temporary trains and extra carriages would be added as necessary.
许多银行乐于增加临时贷款额度，这明显是因为他们相信央行在必要时会提供额外的流动性。
Many were happy to extend contingent credit lines, apparently secure in the belief that central Banks would provide extra liquidity if needed.
增强后的示例应用程序将展示Acegi如何使您能够在运行时向通过身份验证的用户临时分配额外角色。
The enhanced version shows how Acegi lets you temporarily assign additional roles to an authenticated user at runtime.
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