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单词 density
释义 density
UK ['dent.sɪ.ti] US [-sə.tˌi] noun countable or uncountable
THICK 密集 (also denseness)
■the number of people or things in a place when compared with the size of the place 密度
The area has a high/low population density.该地区人口密度大/小。
We were unable to move because of the density of the crowd.人太多,我们根本就动不了。
UK ['dent.sɪ.ti] US [-sə.tˌi] noun countable or uncountable
MATTER 物质 specialized
■the relationship between the mass of a substance and its size 密度
Lead has a high density.铅的密度大。
Aluminium is low in density.铝的密度小。
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