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po    音标拼音: [p'o]
n. 波河;室内便器;便壶

波河;室内便器;便壶

PO
PO程式区 PO

Po
n 1: a radioactive metallic element that is similar to tellurium
and bismuth; occurs in uranium ores but can be produced by
bombarding bismuth with neutrons in a nuclear reactor [synonym:
{polonium}, {Po}, {atomic number 84}]
2: a noncommissioned officer in the Navy or Coast Guard with a
rank comparable to sergeant in the Army [synonym: {petty
officer}, {PO}, {P.O.}]
3: a European river; flows into the Adriatic Sea [synonym: {Po}, {Po
River}]
4: an independent agency of the federal government responsible
for mail delivery (and sometimes telecommunications) between
individuals and businesses in the United States [synonym: {United
States Post Office}, {US Post Office}, {Post Office}, {PO}]



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