race

a c for a current of water

水流的运河

raceway

a contest of speed

速度竞赛

the race is to the swift

赛跑是为了赛跑

any competition

任何竞争

the race for the presidency

总统竞选

people who are belid to belong to the same genetic stock

被认为属于同一遗传群体的人

some biologists doubt that there are important genetic differences between races of human beings

一些生物学家怀疑人类种族之间有重要的遗传差异

(biology) a taxonomic group that is a division of a species

（生物学）是一个物种的一个分类群

usually arises as a consequence of geographical isolation within a species

通常是由于一个物种的地理隔离而产生的

subspecies

the flow of air that is driven backwards by an aircraft propeller

飞机螺旋桨向后推动的气流

slipstream

airstream

backwash

wash

compete in a race

赛跑

he is running the Marathon this year

他今年正在拉松

let's race and see who gets there first

我们比赛看谁先到

run

move fast

快走

He rushed down the hall to receive his guests

他冲下大厅接待客人

The cars raced down the street

汽车在街上疾驰而过

rush

hotfoot

hasten

hie

speed

pelt along

rush along

cannonball along

bucket along

belt along

step on it

cause to move fast or to rush or race

使快速移动或冲刺或赛跑

The psychologist raced the rats through a lonaze

心理学家使老鼠穿过一个长长的迷宫

rush

to work as fast as possible towards a goal, sometimes in competition with others

为了一个目标尽可能快地工作，有时与他人竞争

We are racing to find a cure for

我们正竞相寻找治疗病的方法