o.ver.crowdv.(动词)o.ver.crowd.ed,o.ver.crowd.ing,o.ver.crowds v.tr.(及物动词)To cause to be excessively crowded:使过度拥挤:例句:a system of consolidation that only overcrowded the classrooms.只能把教室塞得爆满的联合体制v.intr.(不及物动词)To crowd together excessively.过度地拥挤在一起