petrodollar的词源

英文词源

petrodollar (n.)

1974, "surplus of petroleum exports over imports of all other goods," as a notational unit of currency (in reference to OPEC nations), formed in English from petro- (2) + dollar.

中文词源

petrodollar：石油美元

petro-,石油的，dollar,美元。

该词的英语词源请访问趣词词源英文版：petrodollar 词源，petrodollar 含义。