1)leading industr,领先行业2)leading role,领先3)precedence;precedency,领先4)lead,领先5)head start,领先6)in the highest flight,领先7)keep ahead,领先8)precede,领先9)precedency,领先10)set the pace,领先
用法和例句
On the leading role of Chinese civilization and its communication before the 15th century;
