firsts_单词firsts_firsts的解释和用法

firsts

firsts基本解释

n.一级品

firsts英英释义

名词 first:

the first or highest in an ordering or series
the first element in a countable series
the time at which something is supposed to begin
the fielding position of the player on a baseball team who is stationed at first of the bases in the infield (counting counterclockwise from home plate)
an honours degree of the highest class
the lowest forward gear ratio in the gear box of a motor vehicle; used to start a car moving