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sparse
01
疏
small in amount or number while also unevenly and thinly scattered
02
疏
(of hair) thinly distributed or not thick, with few strands or patches
例子
Gas molecules in the exosphere are so sparse that they can travel hundreds of kilometers without colliding.
The details of the city's founding have become lost in the mists of time, with historians relying on sparse records and legends.
