Saudi Arabia is one of the most important countries in the Middle East, and it has always taken the leading role in the oil policy transformation of the international petroleum monopolist OPEC.是什么意思_Saudi Arabia is one of the most important countries in the Middle East, and it has always taken the leading role in the oil policy transformation of the international petroleum monopolist OPEC.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句