pre-screening  
noun (also prescreening) uk/ˌpriːˈskriː.nɪŋ/ us/ˌpriːˈskriː.nɪŋ/
  (EXAMINATION)      
  [ C or U ]预筛选 
an examination to discover if there is anything wrong with someone or something, before they can be accepted for treatment, a job, a loan, etc.
  The bank does background checks and pre-screening of potential applicants. 银行对潜在申请人进行背景调查和预筛选。 
 A pre-screening was done to ensure there were no problems, such as a criminal record. 进行了预筛选以确保没有问题,例如犯罪记录。 
 There are pre-screening procedures for patients entering the hospital. 有预检程序检查入院患者。 
 - More examples
 - If you were a terrorist you would probably not be applying for voluntary pre-screening.
 - Doctors stress the need for prescreening to determine whether someone is a good candidate for surgery.
 - During the pre-screening, we compiled a list of words we thought our students might not understand.
 
  (CINEMA)      
 [ C ](电影公开放映前的)初映 
an occasion when a film is shown before it is made available to be seen by the general public
  The film has been shown in pre-screenings at various schools. 这部电影已在多所学校进行预映。 
 They plan to adjust the audio and music on the film after the pre-screening. 他们计划在预映后调整影片的音频和音乐。 
 - More examples
 - Paramount Pictures are offering exclusive pre-screenings of the film.
 - The full documentary was not available for a prescreening, despite extensive efforts by reporters.