基本解释廢棄同根派生 obsoleteness相关词英汉例句雙語例句Meanwhile, the lack of naphtha raw materials and the obsoleteness of production facilities and equipment will also affect China's aromatics production capacity.同時，石腦油原料不足以及裝置工藝設備老化等因素也將影響國內芳烴産能的正常發揮。obsoleteness更多例句专业释义經濟學廢棄生物學衰退的，退化的