verb进行速度比赛;(使)快速移动
noun赛跑,速度比赛;赛马,赛狗;种族,人种
verbto run, drive, ride, etc. in a competition to see who is the fastest
verbto move, or to move somebody or something, very fast
nouna competition to see who can run, drive, ride, etc. fastest
nounhorse races or dog races
nouna group of people of the same kind, for example with the same skin colour, language or customs