单词：aggregations
(aggregation 的复数) n. 集合, 聚合, 集合体
[化] 聚集; 聚集作用
[化] 聚集; 聚集作用
plural of aggregation
n several things grouped together or considered as a whole
n the act of gathering something together
n several things grouped together or considered as a whole
n the act of gathering something together
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