這位君主毫不留情地把他的意志強加于人民。 The Prince would work his will on the people without mercy.
他過去毫不留情地欺侮他的秘書，但是如被逼太甚，最溫順者也會反抗的，結果有一天她不辭而別了。 He used to bully his secretary without mercy, but even a worm will turn and one day she walked out and left her job without even saying goodbye.
敵人沖破了前線，但被我們的騎兵部隊毫不留情地從高地擊退。 The enemy broke through the front line, but were firmly repulsed from the higher ground by cavalry.
