词典收录词

POS

[计] 销售点, 位置, 正, 主操作系统

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POS 的中文释义

n 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
n a noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army
n a European river; flows into the Adriatic Sea
n an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States