名词
中文翻译：预生产版本
同义词：
['pre-production version', 'pre-production build', 'pre-production release']
例句：
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1. Thesoftware engineers are working on a preproduction version of the new operating system.
软件工程师们正在开发新操作系统的预生产版本。
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2. The preproduction version of the game is still in development and will be released later.
游戏的预生产版本仍在开发中，稍后将发布。
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3. The company has already started to test the preproduction version of its new product.
该公司已经开始测试其新产品的预生产版本。