wheelerite
A yellowish fossil resin, associated with lignite, present in cretaceous strata of New Mexico
A measure of the strength of an explosion or a bomb based on how many quadrillion tons of TNT would be needed to produce the same energy.
plural of perroquet
present participle of eat one's gun
地質学者はニューメキシコの白亜紀の露頭から、褐炭に伴う黄みがかった化石樹脂の脈を注意深く掘り出した。
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