词典释义：
a coherent, typically large body of matter with no definite shape
团，块，堆
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a mass of curly hair 一团卷发
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from here the trees were a dark mass .从这里看，树林一片漆黑。
a large number of people or objects crowded together
一大群
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a mass of cyclists .一大群骑自行车的人。
a large amount of material
大量
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a mass of conflicting evidence .大量相互矛盾的证据。
(
〈非正式〉 成堆的东西
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we get masses of homework .我们有成堆的家庭作业。
any of the main portions in a painting or drawing that each have some unity in colour, lighting, or some other quality
（绘画中颜色、明暗等自成一体的）组成部分，片
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the masterly distribution of masses .画面各个部分的精巧分布。
(
主要部分，大多数
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the great mass of the population had little interest in the project .大多数居民对这项工程不感兴趣。
(
群众，老百姓。
[mass noun]
【物理】 质量。
(in general use)weight
重量。
relating to, done by, or affecting large numbers of people or things
大量的，大批的
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the film has mass appeal 这部电影对广大的群众有吸引力
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a mass exodus of refugees .大量出逃的难民。
assemble or cause to assemble into a mass or as one body
集中，集结，聚集
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[with obj.]
both countries began massing troops in the region 两国都开始在该地区集结部队
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[no obj.]
clouds massed heavily on the horizon .乌云在地平线上大量聚集。
the Christian Eucharist or Holy Communion, especially in the Roman Catholic Church
弥撒
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we went to Mass 我们去做弥撒
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the Latin Mass .用拉丁文的弥撒。
a celebration of this
弥撒活动
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there was a Mass and the whole family was supposed to go .有一次弥撒活动，全家人都得去。
a musical setting of parts of the liturgy used in the Mass
弥撒曲。
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be a mass of be completely covered with 遍布 -
in mass as a body 总体，作为整体 -
in the mass as a whole 整个，整体her genuine affection for humanity in the mass . 她对整个人类的真情
"late Middle English： from Old French
