prototype stage

基本解释

Qualified technologies are those that have been developed through the prototype stage and are ready for transition to the commercial market.
合格的技术是那些已经过了原型阶段正准备转向商业市场的技术。
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While bokodes currently cost about $5 each in their prototype stage, MIT expects the price to drop to about 5 cents when produced in even relatively small volumes.
目前原型阶段的bokode成本大约为每个5美元，MIT预计，只需小批量生产，成本就可以降到5美分。
With the delivery of these significant updates, which contain enhancements for consistency and flexibility, we consider the DITA design to be past its prototype stage.
随着这些重要更新的发布，其中包括对一致性和灵活性的改进，我们认为 DITA 设计已经完成了原型阶段。

Different reports estimate how long it took the Facebook team to redesign to prototype stage.
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At the moment, the gum is in the prototype stage, and the technology behind it awaits approval from Britain's Food Safety Authorities.
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Crazy rumors like Samsung shipping a phone with a bendable screen (which never had a chance of being true because the technology is barely out of the prototype stage), of course, proved false.
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