A competition to be first to a goal.

• An event of speed, such as a run or motor contest.

为了最先达到目标的竞争。

• 以速度为主的赛事，如跑步或赛车。

A socially constructed category grouping humans by perceived ancestry.

• A classification based on shared physical traits or origin.

按被认知的血统划分的人群类别。

• 基于共同体貌特征或出身的社会分类。

A pressing competition or effort to achieve something first.

• An urgent drive toward a goal, often against time.

为率先达成目标而进行的紧迫竞争。

• 朝目标紧急推进，常与时间赛跑。

A bug from concurrent access to a shared resource.

• A timing error when operations interleave unpredictably.

由并发访问共享资源引发的错误。

• 操作以不可预测顺序交错导致的时序问题。

A fast current of water.

• A water channel, especially one feeding a mill.

急速的水流。

• 水道，尤指磨坊的引水渠。

A guide track or groove along which a part moves.

• The grooved ring in a rolling bearing.

供部件运动的导轨或导槽。

• 滚动轴承中的滚道或滚圈。

To take part in a race.

• To compete against in a race.

参加比赛。

• 在比赛中与…竞争。

To move or drive very fast; to hurry.

• Of an engine: to run at high speed while disengaged.

很快地移动或行驶；赶忙。

• 指发动机：空转高速运转。