Nobody should underestimate the importance of research and development.任何人都不应低估研发的重要性。

Never underestimate what you can learn from a group of like-minded people.千万不要低估从一群志趣相投的人那里所能学到的东西。

I underestimated her.我低估了她。

The first lesson I learnt as a soldier was never to underestimate the enemy.身为一名士兵, 我学到的第一课就是决不要轻视敌人。

Even that figure may be a gross underestimate.连那个数字都可能是严重低估。