<p class="ql-block">看看今天傍晚达拉斯DFW机场多少飞机delayed and cancelled due to many reasons, including lack of 飞机空乘人员。</p><p class="ql-block">美国航空客服柜台前站满了排队的旅客。</p><p class="ql-block">也不知道 delayed ➡ canceled ➡ delayed again 的这班飞机今晚是否能成功地逃离出达拉斯机场吗？</p><p class="ql-block">杰城老詹</p>