suctionn.吸;吸入;吸水管v.抽吸;吸出
suction cone吸入喇叭口,吸入锥
suction area吸入区
suction roll真空辊
suction shaft吸引开关
suction mouth吸嘴
suction drill气吸式播种机
suction drier吸引式干燥器
suction flute吸棉笛管
suction flask吸滤瓶
suction force吸取力