I had a walk on the South Downs to blow away the cobwebs.我到南部丘陵去散了一会儿步,让头脑清醒清醒。She switched on the fan to blow away the smoke.她打开风扇把烟吹走。Tie down anything that might blow away in the storm.把有可能被风暴吹走的所有东西全部拴住。Everything was lashed down securely so that it wouldn't blow away.每样东西都已牢牢捆紧,不会被吹走。