flaskKK [ˋflæsk] /ˈflæsk/名詞1保溫瓶、水壺英式She filled her flask with hot tea before the hike.她在健行前把保溫瓶裝滿熱茶。2燒瓶化學Pour the solution into the flask and heat it slowly.把溶液倒進燒瓶裡慢慢加熱。3扁酒瓶、隨身酒壺He kept a silver flask in his coat pocket.他外套口袋裡放著一個銀製隨身酒壺。4一瓶的量They shared a flask of coffee between the four of them.他們四個人分喝了一瓶咖啡。