The present perfect is covered in Unit 8.

现在完成时在第8单元讲解。

《牛津词典》

Capture code comments in unit tests.

在单元测试中捕获代码注释。

youdao

Avoid using domain objects in unit tests.

在单元测试中避免使用域对象。

youdao

Francois Venter is a senior director in the Reproductive Health and HIV Research Unit at the University of Witwatersrand.

VOA: special.2010.04.28

Charge is quantized. In other words, it comes in batches of a certain unit.

电荷是量子化的，换句话说，它一批一批的以单位形式出现。

麻省理工公开课 - 固态化学导论课程节选

Thus far, for us it's been testing individual functions. Later in the term we'll talk about unit testing of classes.

至今为止，我们用到单元测试的地方,就是测试每个单独的方法,在后面我们会讲到类的单元测试。

麻省理工公开课 - 计算机科学及编程导论课程节选

We mostly traded Ginnie Mae funds and made markets in unit investment trust products.

FORBES: Hedge Fund Managers Acquitted of Criminal Charges, Now Settle Civil Charges. Is This How Obama's Task Force Will Work?

The last water temperature confirmation in unit 4 was around 84 degrees (F) on March 14.

FORBES: Radiation Levels Near Fukushima Up, Tokyo Unchanged, Says IAEA

The fall in unit labour costs over the past few years temporarily boosted profits.

ECONOMIST: Economics focus