impetus

劍橋詞典

something that encourages a particular activity or makes that activity more energetic or effective
推動，促進(jìn)，刺激
The recent publicity surrounding homelessness has given (a) fresh impetus to the cause . 最近圍繞無家可歸者的宣傳對這一事業(yè)是個新的推動。 返回 impetus