1. 爆炸
    An explosion is a sudden, violent burst of energy, for example one caused by a bomb.

    e.g. After the second explosion, all of London's main train and subway stations were shut down...
           第二次爆炸后，伦敦所有的主要火车站和地铁站都关闭了。
    e.g. Three people have been killed in a bomb explosion in northwest Spain.
           在西班牙西北部的炸弹爆炸事件中，已有3人死亡。

2. 爆破;引爆
    Explosion is the act of deliberately causing a bomb or similar device to explode.

    e.g. Bomb disposal experts blew up the bag in a controlled explosion...
           拆弹专家对那个袋子进行了控制爆破。
    e.g. France has carried out an underground nuclear explosion on Mururoa Atoll in the South Pacific.
           法国已经在南太平洋的穆鲁罗瓦环礁进行了地下核爆。

3. 激增;骤增
    An explosion is a large rapid increase in the number or amount of something.

    e.g. The study also forecast an explosion in the diet soft-drink market...
           该研究还预测低糖软饮料市场将迅猛增长。
    e.g. He explains that there was an explosion of courses through the 1960s...
           他解释说20世纪60年代课程迅速增多。

4. （感情的）迸发，突然发作;（尤指）勃然大怒
    An explosion is a sudden violent expression of someone's feelings, especially anger.

explosion

    e.g. Every time they met, Myra anticipated an explosion...
           他们每次见面，迈拉都预料到会发火。
    e.g. It was an explosion of anger against the practices of the occupying forces.
           这是人们不满占领军行为而爆发的怒火。

5. （抗议、暴力等的）爆发
    An explosion is a sudden and serious political protest or violence.

explosion的反义词

    e.g. They warned him that a referendum might cause an explosion in the country.
           他们警告他说全民公决可能会引发国内暴乱。
    e.g. ...the explosion of protest and violence sparked off by the killing of seven workers.
           由7名工人遇害引发的抗议和暴乱

6. 爆炸声;轰然巨响
    An explosion is a sudden very loud noise.

    e.g. There was an explosion of music.
           突然爆发出一阵震耳欲聋的音乐声。