Software PLL软件锁相环softwaren.软件software transportation软件移植software fingerprinting软件指纹software design metrics软件设计度量Software Trouble Report软件故障报告software device manager软件设备管理器Software dynamic update软件动态更新software self-healing软件自修复software internal error软件内部错误software control system软件控制系统software test lifecycle测试生命周期

1. The date is lost due to a software malfunction.
   由于软件故障，数据丢失。
2. Mr. Wong said that he and Ms. Shu sometimes spent an hour or two trying to get the software to work, to no avail.
   王先生说，他和舒小姐有时花上一两个小时排除软件故障，结果无济于事。