发送: to transmit, to dispatch, to issue (an official document or credential)...
卖: to sell, to betray, to spare no effort, to show off or flaunt...
压岁钱: money given to children as new year present...
现成: ready-made, readily available...
巅峰: summit, apex, pinnacle (of one's career etc), peak (of a civilization etc)...
总统: president (of a country)...
轨道: track (for trains etc), orbit (of a satellite), a person's established path in life, desired trajectory (of a business or other endeavor), (audio engineering) track, (quantum mechanics) orbital...
作弊: to practice fraud, to cheat, to engage in corrupt practices...
弊端: systemic problem (sometimes refers specifically to corrupt practices)...
由于: due to, as a result of, thanks to, owing to, since, because...