The thesis elaborates the meaning of reverse engineering in machinery service, and it states the methods of material object self examination and software self examination.

文章对机械维修中“反求工程”的意义进行了论述，提出机械维修中实物反求和软件反求应用的方法。

The arrangement of unit self examination of each unit in network courseware will not only improve the interaction of courseware, but also make student have a better understanding of knowledge.

给网络课件每个学习单元安排一个单元自测，不仅增强课件的交互性，也可让学生通过测试更好地理解知识内容。

Breast self-examination is invaluable for detecting cancer in its very early stages.

乳房自检对早期癌症的发现很有价值。

The events in Los Angeles have sparked a new national self-examination.

发生在洛杉矶的事件引发了一场全国范围的反思。

But before you rush out to trade in that tired old job for something new and invigorating, there's a lot of planning and self-examination that needs doing.

不过，在你冲出去，以那份讨厌的旧工作换取一些新的令人振奋的工作之前，还需要做很多计划和自省。