pernicieux

Cela est très pernicieux à certains égards.

I find this very worrisome from certain points of view.

Il disait: «Oui, mais cependant, cela a un effet pernicieux, un peu comme la drogue.

He was saying ``Yes, but all this has a pernicious effect, a little bit like drugs.

Deux courants pernicieux surtout se dessinent: les traditionnalistes et les progressistes.

Above all, two equally pernicious currents were being outlined: the traditionalists and progressives...

L’aspect le plus terrible de ce commerce particulièrement pernicieux est que ceux qui s’y livrent utilisent des moyens extrêmement astucieux pour introduire illégalement leurs victimes.

One of the extraordinary things about this particular pernicious trade is that its perpetrators have been extremely astute in the manner in which they have managed to smuggle their victims.