Definition: when someone intervenes, especially to influence what happens Level: C2
没有医疗干预，病人可能无法康复。
Without medical ___intervention, the patient might not have recovered.
他写信要求管理层介入以解决纠纷。
He wrote a letter seeking the management's ___intervention to resolve the dispute.
总统授权军事干预以稳定该地区。
The president authorized a military ___intervention to stabilize the region.
