Of course, the model also contains many things not synthesized in code that provide a wider context; such as use cases, traceability to requirements, and other key product artifacts.

当然，模型还包含了许多没有同步化的代码，这些代码提供了一个广阔的背景；例如用例，对需求的追踪性，以及其他关键的产品工件。

youdao

Creating a correct model of human-computer interaction isn't a trivial task, and GTK + is the result of many hours of work, as well as the product of numerous, sometimes difficult decisions.

创建人机交互的正确模型不是一项简单的任务，GTK +正是长时间工作的结果，而且是众多的甚至困难的决策的结果。

youdao

Many companies that follow the direct-selling model and fail haven't thought through how their representatives will consistently sell their product to many different customers.

许多公司都遵循直销的模式但是他们都失败，他们没有思考过他们的销售代表是不断地向不同的消费群体销售他们的产品。

youdao

As things stand today, Apple is not only missing out on a great deal of money, but missing a product many iPhone users would find superior to the lone current model for a number of reasons.

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