Petrodollar
n. 石油美元
📖 牛津释义
petrodollar
n
US dollar earned by a country that exports petroleum 石油美元（国家出口石油所得的美元）.
🗣️ 情景例句
Here, on the last page.
这儿，在最后一页。
Do you usually play baseball on the weekend?
你通常在周末打棒球吗？
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，