1.估低,贬低;看轻,轻视
1.to fail to recognize how important, powerful, good, or skillful someone or something really is
1.Underrating has the advantage of increasing physical life.
低负荷运行具有能延长物理寿命的优点。
2.I still go on underrating men of gold.
我仍瞧不起腰缠万金的人。