1.突然侵入,突然闯入 (into),猛然发作
2.【生态】(动物的)激增繁殖
1.to enter suddenly or violently
2.to increase suddenly and rapidly, e.g. in number
1.The water irrupted into our boat.
水突然侵入了我们的船只。
2.A riot irrupted last night.
昨晚爆发了一场暴乱。