1. In situations like this, she wished she had a gun or some lethal weapon.
    在这种情况下，她真希望自己有一把枪或什么致命武器。

1. 致死的：lethal radiation dose 致死辐射剂量 | lethal 致死的 | lethality 致死性

2. 致死：lessivation 淋洗过程 | lethal 致死 | lethal concentration 致死浓度

1. 致命的；可致死的
    A substance that is lethal can kill people or animals.

公共查询·英语单词

    e.g. ...a lethal dose of sleeping pills.
           剂量足以致命的安眠药
    e.g. ...chemicals lethal to fish and aquatic mammals.
           会杀死鱼类和水生哺乳动物的致命化学品

2. 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.

lethal的近义词

    e.g. 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。
    e.g. Frost and wet are the lethal combination for plants.
           霜雨天气对植物危害极大。

1. of an instrument of certain death

    e.g. deadly poisons
           lethal weapon
           a lethal injection

    Synonym: deadly