Australian track and field athletes will put off their arrival until the second week of the games.
澳大利亚田径运动员将抵达时间推迟到奥运会第二周。
2
UDP does not guarantee the arrival or the order in which the data arrives, so it's possible that the fourth chunk arrives before the second one.
UDP不保证数据到达或到达的次序，所以第四个块有可能在第二个块之前到达。
3
Columbus day is a federal holiday observed on the second Monday in October, marking the anniversary of the arrival of Christopher Columbus to the Americas.