In a loop, a guard can have two special conditions tested against in addition to the standard Boolean test.
在一个循环中，除了标准的布尔测试外，一个约束能测试二个特定的条件式。
The standard way to handle this problem is to check first to see if logging is enabled before constructing expensive logging messages. In other words, use a guard clause like Listing 1.
解决这个问题的标准方式是在构造昂贵的日志消息之前，首先检查是否启用了日志。
Print Robin van Persie has warned Arsenal must be on their guard in Europe this season against all calibre of opposition after a scare in their first group match against Standard Liege.
范佩西警告说，阿森纳必须在本赛季警惕他们在欧冠赛场上碰到任何对手，他们在小组赛第一场比赛与标准列日比赛上被吓了一跳。
This control offers a U-shaped handle with a foam wrist support and side hand guard, adding more wrist support than standard right Angle controls for driving comfort.
这个控件提供了一个u形应付一个泡沫手腕的支持和侧手控球后卫，增加更多的手腕支持比标准的直角控制驾驶舒适性。
Founded in 2008, Haiyan Changde Hardware Manufacturing Co. , Ltd. specializes in manufacturing carriage bolts, hex bolts and guard bolts with standards of DIN, ANSI and GB and non-standard bolts.
海盐常盛五金制造有限公司成立于2008年，主要生产德、美制、国标马车螺栓和外六角螺栓以及护兰螺栓和非标螺栓。
Founded in 2008, Haiyan Changde Hardware Manufacturing Co. , Ltd. specializes in manufacturing carriage bolts, hex bolts and guard bolts with standards of DIN, ANSI and GB and non-standard bolts.
海盐常盛五金制造有限公司成立于2008年，主要生产德、美制、国标马车螺栓和外六角螺栓以及护兰螺栓和非标螺栓。
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