primary products的用法和樣例：
例句
用作名詞 (n.)
- The success of OPEC has inspired countries exporting primary products other than oil.
石油輸出國組織的勝利鼓舞了輸出其它初級產品而不是輸出石油的國家。 - Again, the policy implication is that government should discourage investments in primary production and should favor industry.
此外，這項政策的含意是政府應阻止初級產品生產的投資而應支持工業投資。 - What are the principal farm products in this area?
這個地區的主要農產品是什麼？ - They bartered farm products for machinery.
他們用農產品交換機器。
