a.

1. 劇毒的；致命的
2. 充滿敵意的；狠毒的
3. 劇烈的
   Kao-hsiung city government's decision to tear down the fruit market met with virulent opposition from local citizens.

   高雄市政府要拆除果菜市場的決定遭到當地居民劇烈的反對。

adj.

1. (of a disease or poison) extremely severe or harmful in its effects.
   ▸(of a pathogen, especially a virus) highly infective.
2. bitterly hostile.