wrest          
verb [ T + adv/prep ] uk/rest/ us/rest/
 formal辛苦谋求;费力取得 
to get something with effort or difficulty
  The shareholders are planning to wrest control of the company (away) from the current directors. 股东们正在计划从现任董事们手中夺取公司的控制权。 
  夺取;攫取
to violently pull something away from someone
  He wrested the letter from my grasp. 他从我手中夺走了那封信。