talk sb down
stop sb speaking by talking loudly or persistently 以高声或连续讲话来制止某人说话. talk sb/sth down bring (a pilot or an aircraft) to a landing by radio instructions from the ground (在地面通过无线电指挥)引导(飞行员或飞机)著陆. talk down to sb speak to sb in condescendingly simple language 以简单语言屈高就下与某人谈话.