wayside /ˈweɪˌsaɪd/ CET4

• 1. 

  N-COUNT The wayside is the side of the road. 路边 [文学性] [usu 'the' N in sing]

• 2. 

  PHRASE If a person or plan falls by the wayside, they fail or stop before they complete what they set out to do. 半途而废

  例：

  Amateurs fall by the wayside when the going gets tough.

  初学者们遇到困难就半途而废。