cumulate

cumulate
verb
  1. [with obj.]gather together and combine
    堆积;积累
    the systems cumulate data over a period of years.
    该系统积累了数年的资料。
    ■[no obj.]be gathered together and combined
    被累积;被集聚
    all unpaid dividend payments cumulate and are paid when earnings are sufficient.
    所有未付的股息被累积至有足够赢利时支付。
    ■[as adj. cumulated](Chemistry)denoting two double bonds attached to the same carbon atom
    (化)积累(表示附于同一碳原子的两个双键)
noun
  1. (Geology)an igneous rock formed by gravitational settling of particles in a magma
    (地质)堆积岩
派生
cumulation
noun
语源
  1. mid 16th cent. (as a verb in the sense 'gather in a heap'): from Latin cumulat- 'heaped', from the verb cumulare, from cumulus 'a heap'. Current senses date from the early 20th cent
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