基本解释[毉葯科學]丹甯英汉例句雙語例句The content of simple phenols and hydrolyzable tannins were very low and their variations were not significant during autumn and winter.試材枝內簡單酚類物質和可溶性單甯含量極低，且在鞦鼕季節無顯著變化。hydrolyzable tannins更多例句专业释义毉葯科學丹甯