pentad
五
常用释义
英音[ ˈpentæd ]
美音[ ˈpentæd ]
基本释义
- n. 五;五个一组;五年间;五价物
例句
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1·The average PCD in Altay region was 0.205; the average PCP was the 38.12 pentad.阿勒泰全区汛期降水平均集中度为0.205,平均集中期为第38.12侯。
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2·The annual variation appears a tri-peak form in the curve of dekad- or pentad-hail days evolution.从旬或候雹日演变看,冰雹年变化具有三峰型;
同根词
词根:
pentad
pentamerous
adj
[植] 五基数的;[昆] 五跗节的;由五个部分组成的