no harm

基本解释

Results of the experiments showed that iodosulfuron-methyl-sodium did little harm to soil microorganisms, and it was a kind of herbicide of low toxicity or no-real harm.
实验结果表明，碘甲磺隆钠盐对土壤微生物影响较小，属于低毒或无实际危害的农药。
I want to be safe, so I will always remind my partners achieving "three-no harm" in the operations, because whoever comes out of the accident, we do have a kind of pain from his injury.
我要安全，所以我会时刻在作业中提醒我的工作伙伴做到“三不伤害”，因为无论谁出了事故，我们都有一种物伤其类般的伤痛。
Patients may be asked to sign a no-harm agreement, but be aware that there are no research data to prove the effectiveness of such contracts or that they reduce the liability for a professional.
患者可能会被要求签署不自伤（no-harm译者不清楚）同意书。但是人们要注意到没有研究资料证明这种契约的有效性或是它们降低了专业人员的责任。

In other contexts--no harm in talking about souls.
在其他情形下,则可以对灵魂畅所欲言
耶鲁公开课 - 死亡课程节选
And this is why the humor-- why the damage is often a certain sort of damage involving things like embarrassment, sex, scatology, a banana peel, pie in the face, your pants fall down or something, where there's no real harm.
这就是为什么幽默-,所涉及的伤害通常都是,涉及尴尬，性，不雅语言，香蕉皮，摔到脸上的派，掉裤子之类的，这些情况没有造成真正伤害。
耶鲁公开课 - 心理学导论课程节选

Economic crises may not lead to good policy-making, but at least they demand a do-no-harm standard.
FORBES: When Election Rhetoric Works Against the Common Good
As we know from further research, there is no harm-free threshold at which you can smoke safely.
FORBES: No Free Speech For Beyoncé! Says New York Times Writer

无害
No harm,the minimum material justice, includes no harming the benefits of the another party, of the third party and of the whole mankind.
无害原则是实质公正的最低层次，包括不损害对方利益、不损害第三者利益和不损害人类整体利益。