1、An efficient patent system is essential for the promotion of innovation.
一個(gè)有效的專利系統(tǒng)對(duì)于促進(jìn)革新是必須的。

2、The patent system is expensive.
專利體系價(jià)格昂貴。

3、But now the patent system itself, just as complex in its own way, is under increasing scrutiny.
但是現(xiàn)在，專利系統(tǒng)自身，也以其獨(dú)特的復(fù)雜性，受到越來(lái)越多的審視。