单词	unilineal
释义	unilineal adjective uni·​lin·​e·​al ˌyü-ni-ˈli-nē-əl  : tracing descent through either the maternal or paternal line only Word History First Known Use 1935, in the meaning defined above
随便看	bucketeer bucketer bucketful bucketfuls bucketing bucketing down bucketline bucketload bucketloads buckets buckets down bucketsful buckey-wrack buckeye buckeye rot buckeyed buckeyes buckhorn buckhorn brake buckhorn fern buckhorn plantain buckhorn sight buckhorns buckhound buckhounds

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