单词	accretion borer
释义	accretion borer noun : a hollow auger used for cutting out from a tree a core from which accretion is estimated by counting annual rings Word History First Known Use 1887, in the meaning defined above
随便看	quarterrest quarters quartersaw quartersawed quartersawing quartersawn quartersaws quarterstaff quarterstaffs quarterstaves quarterstretch quartertones quartervine quartervines quartes quartet quartet table quartets quartette quartettes quartetto quartettos quartic quartic equation quartics

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