sparse       
adjective uk/spɑːs/ us/spɑːrs/
 稀少的;稀疏的,零落的
small in numbers or amount, often spread over a large area
  a sparse population/audience 稀少的人口/观众 
 sparse vegetation/woodland 稀疏的植被/林地 
 a sparse beard 稀稀拉拉的胡子 
 Information coming out of the disaster area is sparse. 来自灾区的信息很少。