undersized [ˌʌndərˈsaɪzd]

例句:

• They squashed into an undersized reception room.
  他们挤到了一个较小的接待室里。
  
• At school I was fairly skinny and undersized.
  上学时我相当瘦小.
  
• He was undersized, as were all the local children I was to meet.
  他个头偏矮，跟我见到的所有当地孩子一样。
  
• An undersized fire engine with a minimum crew is not an appropriate resource.
  来自BBC