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

2、The patent system is expensive.
專利體系價格昂貴。

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，也以其獨特的復(fù)雜性，受到越來越多的審視。