rapid field assessment

例句：

1. 1. The carwas traveling at a rapid speed.
   汽车以很快的速度行驶。
2. 2. The racers were racingat a rapid pace.
   赛车手们以很快的速度比赛。
3. 3. The team worked quickly tocomplete the project on time.
   团队迅速工作，按时完成了项目。