Alcohol or drug addiction is pernicious to our health.

酗酒或吸毒对我们的健康极其有害。

The impact of this public incident on the company is pernicious.

此次公共事件对公司的影响极为不利。

They took effective measures to eliminate the pernicious influence.

他们采取了有效的措施来消除这种恶劣的影响。

The cuts in government funding have had a pernicious effect on local health services.

政府经费的削减对地方医疗卫生服务产生了极为恶劣的影响

Without proper care, pernicious weeds can completely take over your garden.

没有适当照料的话，你的花园就会长满杂草。

Some of the CEO's new changes have had a pernicious effect on company morale.

首席执行官的一些新变动对公司的士气产生了不良的影响。

We must take great steps to remove this pernicious influence from our society.

我们必须采取重大举措，将社会中的这种不良影响消除。

I did what I could, but her mother's influence was pernicious.

我已尽我所能，但她母亲造成的影响是很极为不利的。

The impact on macroeconomic policy was equally pernicious.

它对于宏观经济政策同样有害。

Work can be one of the most pernicious forms of procrastination.

工作可能是最有害的拖延形式之一。

Black carbon has particularly pernicious effects on frozen regions.

黑碳对冰冷地区的影响更有危害性。