直到
... from behind(从...的后面); until after(直到...之后); from among(从...当中) ...
直至
... from behind 从...后面, until after 直至...之后, at about 在大约..., ...
他们天黑以后才到达边境。
Fraser did not perform until after the interval.弗雷泽直到中场休息之后才出场。
There was no criticism of her work until after she was downgraded.直到她被降职之后,才有人开始对她的工作说三道四。