boarding of all passengers != boarding of one person

denied boarding 是指對於一個人。

The plan is still boarding 是指還有乘客再登記，但是上了飛機的乘客來說，boarding已經完成。

所有跟帖： 

• UA may argue that his boarding is not finished yet. -hello2002- ♀ (0 bytes) () 04/14/2017 postreply 13:31:31

• 如果boarding 沒有完，為什麽要四個人讓出座位來？ -檸檬椰子汁- ♂ (0 bytes) () 04/14/2017 postreply 13:35:21

• ｏｋ，　UA may argue this is their protocol that overbooked. but not -hello2002- ♀ (0 bytes) () 04/14/2017 postreply 13:37:58

• but not illegal( against the law) -hello2002- ♀ (0 bytes) () 04/14/2017 postreply 13:38:38