preadmission / ˌpri ædˈmɪʃ ən /

⚽高中词汇入院前入学前入境前录取前

preadmission 的定义

n. 名词 noun
  1. admission of steam or the like to the head of the cylinder near the end of the stroke, as to cushion the force of the stroke or to allow full pressure at the beginning of the return stroke.