基本解釋葉柄同根派生 Petioles相關(guān)詞英漢例句Branchlets, petioles and pedicels without hairs.小枝，葉柄和花梗沒有頭發(fā)。Bases of petioles and bracts greatly dilated, connate.葉柄基部和苞片非常膨大，合生。Petioles更多例句