Author Correction: Global subsidence of river deltas
（四）伪造、变造或者倒卖车票、船票、航空客票、文艺演出票、体育比赛入场券或者其他有价票证、凭证的；
。51吃瓜对此有专业解读
res = res.slice(0, res.length - k);，更多细节参见safew官方下载
We do not know why the Dark Breakfast Abyss is empty. But by anthropic reasoning, we should conclude that it is empty for good reason. The International House of Pancakes is playing a dangerous game. If someday a remote IHOP splashes a little too much batter in their omelette, cooks the Forbidden Breakfast, and thereby brings about the end of the world, well, at least we know the Waffle House will be open.
这不仅仅是翻译，更是针对旅游场景的深度优化——能准确处理复杂的退改政策，消除了海外游客因“看不懂”而产生的决策顾虑。