rough-and-ready; knocked-up; hasty; slipshod; slapdash
拙速な判断が後に大きな損失を招いた。
A hasty decision later caused major losses.
拙速よりも慎重な対応が求められる場面だ。
This is a situation where careful action is needed rather than haste.
拙速を避けて十分な検討を重ねるべきだ。
We should avoid haste and conduct thorough deliberation.