treacherous

Snow and ice have left many roads treacherous, and drivers are warned to use caution.

冰雪使许多道路危机四伏，汽车司机被告诫要小心驾驶。

I feel a bit treacherous to my own sex if I ever make general criticisms of women.

如果我泛泛地批评妇女，我会感到有点儿背叛自己的性别。