be/get carried away：带走；冲走；搬走；冲昏...的头脑。carry away是个习语，表示因为由于过于激动而事情做过头。

【例句】
The audience was carried away by his inspiring speech.
他鼓舞人心的发言使听众听入了神。

To carry away rainwater, our drains must be kept clear.
疏导雨水,需要畅通的渠道。