particular purpose短语¹⁴⁵⁶³ 基本例句 🌏特定用途 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。 yeeyan