trading group的用法和樣例：
例句
- Last month, two American trade groups announced measures designed to improve the living conditions and treatment of farm animals.
上個月，兩個美國貿易團體宣布了旨在提高農場動物生活條件和待遇的措施。 - A study commissioned by a trade group, the National Association of Software and Service Companies, or Nasscom, found only one in four engineering graduates to be employable.
由貿易團體國際軟體和服務聯合公司組織的一項研究發現，只有四分之一的工程師畢業生能找到工作。
