adv.无情地，残忍地

The judge showed no mercy to the defendant, delivering a merciless sentence.
法官对被告毫不留情，判了严厉的刑罚。
She was merciless in her criticism of the company's management.
她对公司的管理团队的批评毫不留情。
The lion pounced on its prey with merciless efficiency.
狮子以无情的效率扑向它的猎物。
His boss is merciless when it comes to deadlines; there's no room for excuses.
他的老板对截止日期毫不宽容，绝不接受任何借口。
In war, soldiers often display a merciless determination to survive.
在战争中，士兵们常常展现出求生的无情决心。
The teacher's merciless grading system left many students feeling discouraged.
老师严苛的评分制度让许多学生感到沮丧。
He was merciless towards his opponents in the debate, tearing apart their arguments.
在辩论中，他对对手毫不留情，彻底拆解他们的论点。
The weather had been merciless to the crops, causing widespread damage.
天气对农作物毫不留情，造成了大面积的破坏。
The business world can be merciless to those who fail to adapt to change.
商界对不能适应变化的人往往毫不留情。
After years of neglect, her once beautiful garden had become a merciless wasteland.
经年累月的疏于打理，她昔日美丽的花园已变成一片荒芜之地。