The manifestations of allergy—sneezing, wheezing, itching, and rashes—are signs of an immune system running amok, attacking foreign invaders that normally mean no harm.

过敏的临床表现包括喷嚏、气喘、瘙痒和红疹等，这些都是免疫系统紊乱而对通常无害的外来物质发起攻击的表现。

youdao

I know you mean no harm.

我知道你没有恶意。

youdao

I mean no harm to him.

我无意伤害他。

youdao

I knew he did not understand, but like me,he took it to mean that I meant no harm.

VOA: special.2010.07.17

Because what we were just stipulating we mean when we talk about my death in the context of this question is the death of my body. No harm done.

因为我们刚刚明确指出,在这里所说的死亡,指的是肉体的死亡

耶鲁公开课 - 死亡课程节选

Friends might mean no harm in joking around, making inappropriate comments or tagging you in unsafe-for-office photos, but harm can be done when potential clients or employers see those jokes and tags.

FORBES: You Are the Company You Keep

Still, the fact that some or even a lot of people intentionally cause harm every day does not mean that Do No Harm is an unrealistic guideline for living responsibly.

CNN: DJs broke 'Do No Harm' rule