in recent years 是否可以作为完成式的标志词

杨鹏难句中有这样一个句子：

 In large part as a consequence of the feminist movement，historians
 have focused a great deal of attention  in recent years on determining more
  accurately the status of women in　various periods.

是否可以说明in recent years 是否可以作为完成式的标志词？