arm-twisting       
noun [ U ] uk/ˈɑːmˌtwɪs.tɪŋ/ us/ˈɑːrmˌtwɪs.tɪŋ/
 强迫;压力
behaviour in which you try to make someone do something by threats or by persuading them forcefully
  The vote was won only as the result of much arm-twisting by the government. 投票获胜完全是靠政府的高压手段。