PRS是什么意思_PRS怎么读_音标
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PRS是什么意思
abbr. （英国）皇家学会会长（President of the Royal Society）
n a soft yellowish-white trivalent metalpc element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
n a self-governing commonwealth associated with the United States occupying the island of Puerto Rico
n a promotion intended to create goodwill for a person or institution