“砰砰砰——”一阵敲门声传来。一个小小的方盒子递了进来。我打开盒子,只见里面有个小巧玲珑的吸尘器,上面写着“吸风机”。我好奇地举起吸风机,按了“西北风”按钮,只听“呼呼呼”的声音,一股股西北风被吸了进来。忽然,吸风机的显示屏上出现了几行字:“您可以用西北风做各种食材哦!”我按了一个绿色的按钮,只听“噗噗”几声,一股西北风被吐了出来,乖乖地躺在切菜板上。恰好,爸爸妈妈不在家,我煮了 “Bang bang - ” a knock on the door came. A small square box handed in. I opened the box, I saw there is a small vacuum cleaner, which says “suction fan ”. I curiously raised the suction fan, press the “northwest wind” button, just listen to “whirring call” sound, a unit of the northwest wind was sucked in. Suddenly, a few lines appeared on the screen of the suction fan: “You can make all kinds of ingredients with the northwest wind! ” I pressed a green button, just listen to “puff” a few times, Northwest wind was spit it out, obediently lying on the cutting board. It happens, Mom and Dad are not at home, I cook