每日口說挑戰 【CNN10】數以千計的班機被取消 - 2021年10月12日 (Thousands OF Flights Cancelled | October 12, 2021)

今日挑戰句子

The mystery is that Southwest's explanation has been partly denied by the Federal Aviation Administration, and the speculation is based on timing.

神祕的是，西南航空公司的解釋已經被聯邦航空管理局部分否認，而猜測是基於時間。