基本解释嫩条同根派生 epicormic相关词英汉例句Study on Techniques of Cuttage by Epicormic Branch of Berberis thunbergii var. Atropurpurea 红叶小檗嫩枝扦插技术研究epicormic knot 徒长枝节epicormic branch 嫩条epicormic更多例句