[no obj.](of a volcano) become active and eject lava, ash, and gases 火山)爆发;喷发 Mount Pinatubo began erupting in June. 迪纳图博山6月开始喷发。 ■be ejected from an active volcano 由火山喷出 hot lava erupted from the crust. 从地壳中喷发出的滚烫的熔岩。 ■(of an object) explode with fire and noise resembling an active volcano (物体)爆炸 smoke bombs erupted everywhere. 烟幕弹在各处炸开。 ■break out or burst forth suddenly and dramatically 爆发;突然发生 fierce fighting erupted between the army and guerrillas. 军队和游击队之间爆发了激烈的战斗。 noise erupted from the drawing room. 客厅里突然发出喧闹声。 ■give vent to anger, enthusiasm, amusement, or other feelings in a sudden and noisy way 发泄 the soldiers erupted in fits of laughter. 士兵们发出阵阵笑声。 ■(of a spot, rash, or other prominent mark) suddenly appear on the skin (粉刺、疹子或其他疱块)突然出现 ■(of the skin) suddenly develop such a spot, rash, or mark (皮肤)突然长出粉刺(或疹子、疱) ■(of a tooth) break through the gums during normal development (牙齿)长出
语源
mid 17th cent.: from Latin erupt- 'broken out', from the verb erumpere, from e- (variant of ex-) 'out' + rumpere 'burst out, break'