ADJ-GRADED
危害极大的;毁灭性的
If you describe something as lethal, you mean that it is capable of causing a lot of damage.
例句
High-powered cars are lethal weapons in the hands of inexperienced drivers...
马力大的汽车到了缺乏经验的司机手中便成了毁灭性的武器。
Frost and wet are the lethal combination for plants.
霜雨天气对植物危害极大。