transcription, транскрипция: [ tretʃərəs ]
1.
If you describe someone as treacherous , you mean that they are likely to betray you and cannot be trusted.
He publicly left the party and denounced its treacherous leaders...
ADJ [ disapproval ]
2.
If you say that something is treacherous , you mean that it is very dangerous and unpredictable.
The current of the river is fast flowing and treacherous...
ADJ