形容词
副词
1. 致命的;致死的
If something is deadly, it is likely or able to cause someone's death, or has already caused someone's death.
2. 为达目的不择手段的;阴险毒辣的;冷酷无情的
If you describe a person or their behaviour as deadly, you mean that they will do or say anything to get what they want, without caring about other people.
3. 非常乏味的;极其无聊的
If you describe someone or something as deadly, you mean that you think they are very dull and boring.
4. (尤用于强调令人不快或不受欢迎的特质) 极其，非常
You can use deadly to emphasize that something has a particular quality, especially an unpleasant or undesirable quality.
5. 极有害的;破坏性的
A deadly situation has unpleasant or dangerous consequences.
6. (敌人或对手)殊死的，不共戴天的
Deadly enemies or rivals fight or compete with each other in a very aggressive way.
7. (运动员或其动作）极富技巧性的，极难防御的
In sport, deadly players and actions are extremely skilful and successful.
1. (of a disease) having a rapid course and violent effect
2. causing or capable of causing death
e.g. a fatal accident
a deadly enemy
mortal combat
a mortal illness
3. of an instrument of certain death
e.g. deadly poisons
lethal weapon
a lethal injection
Synonym: lethal
4. exceedingly harmful
Synonym: banefulperniciouspestilent
5. involving loss of divine grace or spiritual death
e.g. the seven deadly sins
Synonym: mortal(a)
6. extremely poisonous or injurious
producing venom
e.g. venomous snakes
a virulent insect bite