贾国龙为什么要退？要理解董俊义接盘的意义，必须先理解贾国龙为什么必须退。
装运器具不属于承运人所有或者非由承运人提供的，装运器具本身应当视为一件货物或者一个其他货运单位。，详情可参考heLLoword翻译
，这一点在手游中也有详细论述
I had a day off to adjust to the altitude before my first shift. I felt fine, maybe because I was born at eight thousand feet above sea level in Aspen, Colorado, where my father opened his first restaurant, or maybe because we’d all been offered the high-altitude medication Diamox before departure. Either way, I was practically levitating with excitement. Most rooms at the Pole are singles. They’re pretty much identical—large enough to hold a bed, a bureau, and a desk. I’m six feet tall, and the tiny quarters made for a snug fit. But, after three weeks of sharing a windowless room with four other people at McMurdo, the austere space might as well have been the Carlyle. What surprised me most was how ordinary the station was—grubby lounges with the feel of college dorms, a media room stuffed with DVDs and a dejected couch, a craft room with deranged projects scattered about, a laundry room, a sauna, and a store where I could buy stamps, T-shirts with the United States Antarctic Program logo, toothpaste, and stale candy.，更多细节参见有道翻译官网
# Read file changes from stdin (no git repo needed)
第一百六十六条 承拖方在起拖前和起拖当时，应当谨慎处理，使拖轮处于适航、适拖状态，妥善配备船员，配置拖航索具和配备供应品以及该航次必备的其他装置、设备。