| thụt lùi 
 
 
 
  verb 
  to go backward ; to recoil to regress 
 
 |  | [thụt lùi] |  |  | động từ |  |  |  | to lag behind |  |  |  | to go backward; to recoil |  |  |  | to regress, go back, fall back |  |  |  | to draw, back, reyteat, recede |  |  |  | to back out, recoil, shrink, set-back |  |  |  | thụt lùi về mặt nghiên cứu khoa học |  |  | lag behind in the field of scientific research | 
 
 
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