这两个主要特性——访问控制和契约编程——允许大型编码人员团队更顺畅地使用大型代码库。

These primary two features — access control and contract programming — allow for much larger teams of coders to work on much larger code bases more smoothly.

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主要目标是使更改动态生成HTML的代码更加容易，控制处理HTTP(或Ajax)请求的方式，并实现简化开发的约定。

The main goals are to be able to change the code that dynamically generates HTML easily, control how the HTTP (or Ajax) requests are processed, and implement conventions that simplify development.

youdao

之所以作为EAR部署，主要是为了跨系统实现源代码控制、可重复性和一致性。

The main reasons to deploy as an EAR is to practice source code control, repeatability, and consistency across systems.

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