explosive/ɪk'spləʊsɪv $ -'sploʊ-/

n. a substance that can cause sth to explode

n. [U; C，常~s] 炸药：Police found explosive in his car. 警察在他的车上发现了炸药。

◇a brilliant explosives expert 出色的爆破专家

构词explode + s + -ive

巧记 同类构词extend → extensive