And because of the said exploration in sexual aspects, the risks of sexually transmitted diseases get higher as well. There are plenty of samples of irony twenty six years ago by George Orwell. The novel itself, at first glance a satire on negative Utopian novels, contains enough truth to frighten even the most diligent head-in-the-sand citizen. The novel's hero can be a middle-aged, out-of-shape, not-so-attractive, varicose ulcer possessing, pencil-necked geek along with the novel's heroine is a promiscuous, concerned approximately the present, rebel through the waist down (Winston Smith's words) trollop in their own mid-twenties. Ink is sprayed out from the nozzle by a certain pressure, while the drive rod shake in required frequency and amplitude so as to split the ink into drops, then the machine charge the ink drops. Ink drops with different electric quantity charged are deflected by the force generated in the high voltage electric field. Meanwhile, through the movement of the products, we got the image-text coding information we need.