HSK 6 · noun · Practice
专利
patent
这项发明已经申请了专利。
Zhè xiàng fāmíng yǐjīng shēnqǐngle zhuānlì。
This invention has already applied for a patent.
HSK 6 · noun · Practice
patent
这项发明已经申请了专利。
Zhè xiàng fāmíng yǐjīng shēnqǐngle zhuānlì。
This invention has already applied for a patent.