1. An atomic bomb can annihilate a city.
    一枚原子弹能毁灭一个城市。

2. danci.911cha.com

2. We annihilated the enemy.
    我们消灭了敌人。

1. 歼灭：分为歼灭(Annihilate)和胜利点控制(Victory Point Control)两种. 其中歼灭可以简单理解为摧毁敌军全部建筑和单位. 胜利点控制则类似于积分模式--玩家通过占领地图上的重要控制点来减少对方的初始分数,直到对方的分数降低到0时获胜.

2. 灭绝：annex 附加;合□ | annihilate 灭绝 | anniversary 周年纪念

3. 消灭,歼灭：Nihil无,虚无,(根) | annihilate 消灭,歼灭 | nominal 名义上的,不重要的

1. 歼灭；消灭；毁灭；彻底击溃
    To annihilate something means to destroy it completely.

    e.g. There are lots of ways of annihilating the planet...
           毁灭地球有很多方法。
    e.g. The Army was annihilated.
           陆军被彻底击溃了。

2. （在竞赛或争论中）彻底击败，大胜
    If you annihilate someone in a contest or argument, you totally defeat them.

annihilate

    e.g. The Dutch annihilated the Olympic champions 5-0.
           荷兰队以5比0完胜奥运冠军队。

1. kill in large numbers

    e.g. the plague wiped out an entire population

    Synonym: eliminateextinguisheradicatewipe outdecimatecarry off