测试本身只是一种工具，可以在特定条件下以合理的精度测量其特性。

The tests themselves are merely tools, with characteristics that can be measured with reasonable precision under specified conditions.

youdao

他在一家工具书出版公司工作。

He works for a company that publishes reference books.

《牛津词典》

在工业中，钻石可以制成工具上的一层坚硬且耐腐蚀的涂层。

In industry, diamond can form a tough, non-corrosive coating for tools.

《柯林斯英汉双解大词典》

Well a number of you have spent this past week playing with this particular tool which is a project the course has been working on for some time in an effort to make it easier and more social to actually shop for courses.

在过去的一周里,已经有一部分人开始使用这种特殊的工具了,这门课程一直在致力于这一工具的开发,目的是为了让课程变的更简单,选课更人性化。

哈佛公开课 - 计算机科学课程节选

If you were searching for unique populations of cells within the bone marrow what tools would you use to look for them?

如果你要在骨髓中,找一组特定的细胞群,你用什么工具来找呢

耶鲁公开课 - 生物医学工程探索课程节选

For at least four decades, people have been building tools called debuggers.

在过去的至少四十年里,人们一直在做一种叫做调试器的工具。

麻省理工公开课 - 计算机科学及编程导论课程节选