1.chase down 找出
例句：This is better than expecting the user to chase down a readme file somewhere, and it creates a familiar interface for your documentation.
这总好过期望用户从某处找出一个自述文件，并且它为您的文档创建一个熟悉的界面jUtLPZ4r*!。
2.no laughing matter 正经事，不是闹着玩的
例句：We feel that life is no laughing matter.
我们觉得人生绝非是开玩笑的事情fMouIK5(zXzp#。
3.run up to 跑到，达到，积累到
例句：Because of the compilation overhead involved this may actually increase the amount of time it takes for your program to run up to the point where problem occurs.
由于采用这种方法所引起的编译负载可能会实际增加程序运行到出现问题的地方所需要的时间fFO0F[=4[UM。