n.吸，抽吸( suction的名词复数 )；v.吸，抽吸( suction的第三人称单数 )； 英英释义： suction[ 'sʌkʃən ]n.a force over an area produced by a pressure differencethe act of sucking同义词：suckingsuckv.remove or draw away by the force of suction"the doctors had to suction the water from the p