by necessity

英 美
  • 由于必要,不得已
  • by prep.靠近;通过;被;经由;不迟于adv.经过;在旁边;靠近
  • necessity n.需要;必需品;必然
    1. By necessity; by force of circumstance.
      强制地通过需要; 通过环境的力量
    2. She was driven by necessity to steal food for her starving children.
      环境逼得她为挨饿的儿女偷窃食物。