基本解释[食品科学技术]苹果叶英汉例句双语例句The long-standing debate about why autumn leaves change colour has new impetus from the humble apple tree.长期存在的关于秋季树叶颜色变化的争论从谦逊的苹果树上有了新的推力…专业释义食品科学技术苹果叶