名词 firstborn:

1. the offspring who came first in the order of birth

形容词 firstborn:

1. first in order of birth

first row第一排firstadj.第一的；最初的adv.首先；第一n.最初；(序数词)第一first class agency一级代理商first independence第一独立性First Name Unknown名字(人名第一个字)未知First Osbome Group第一奥斯本小组first defgree burn一度烧伤first-gear torque头档齿轮转矩first-class goods头等货品first quality brick一等砖first-grade pupil一年级学生First Unit Equipped第一支装备的部队

1. But the first, a leadoff double by Jeter, sparked the only rally the Yankees needed.
   这是王今年最长的一场先发，他不停的进步著，努力终于有了代价。
2. The skin color of the indigenous people of Africa has had the longest time to adapt because anatomically modern humans first evolved there.
   非洲原住民的肤色有最长的时间适应，因为现代智人是在非洲演化出来的。