ail /eɪl/ ( ailing, ailed, ails )

• 1. 

  V-T If something ails a group or area of activity, it is a problem or source of trouble for that group or for people involved in that activity. 困扰; 使烦恼

  例：

  A full-scale debate is under way on what ails the industry.

  就困扰工业发展的弊端所展开的一次全面讨论正在进行中。