But a patent on a molecule-such as a compound that treats a disease in a unique way-creates a period of protection during which no one else can sell the molecule for that particular purpose.
但是一个在分子方面的专利——比如一种能治病的独特的化合物——很长一段时间别人都不可能生产出类似的产品来。
So it is quite possible for fund managers to have a fantastic product, but no way to sell it.
很可能基金经理有一个很好的产品但是却无法卖出。
Because its pricey aircraft engines are packed with sensors, Rolls-Royce no longer needs to sell them, but can rent them, billing for the time they run.
一装上昂贵的传感器,劳斯莱斯就无需再出售其飞机引擎,而可按时出租。
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