propel

propel
(propelled, propelling)
  1. [with obj.]drive, push, or cause to move in a particular direction, typically forwards
    推进,推
    the boat is propelled by using a very long paddle.
    这条小船是靠长桨推进的。
    [as adj., in combination -propelled]a rocket-propelled grenade launcher.
    火箭推进的枪榴弹发射筒。
    ■[with obj. and adverbial of direction](figurative)spur or drive into a particular situation
    (喻)推动,刺激,驱策
    fear propelled her out of her stillness.
    恐惧打破了她的平静。
语源
  1. late Middle English (in the sense 'expel, drive out'): from Latin propellere, from pro- 'forward' + pellere 'to drive'
英语宝典
考试词汇表