This is because of a boom in petroleum chemical production from the U.S...
这是因为美国石油化工生产的繁荣。
Petroleum chemicals
原声例句
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英语百科
Petrochemical
Petrochemicals, also called petroleum distillates, are chemical products derived from petroleum. Some chemical compounds made from petroleum are also obtained from other fossil fuels, such as coal or natural gas, or renewable sources such as corn or sugar cane.
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