sparse

1. ADJ Something that is sparse is small in number or amount and spread out over an area. 稀疏的

Many slopes are rock fields with sparse vegetation. 许多山坡都是植被稀疏的岩石地。

He was a tubby little man in his fifties, with sparse hair. 他是个50来岁的矮胖男人，头发稀疏。

2. sparselyADV 稀疏地

...the sparsely populated interior region, where there are few roads. …人口稀少、几乎没有公路的内陆地区。