Pericambium
周边形成层(指根的中心柱最外部细胞层)
🗣️ 情景例句
He is liked very much because of his courtesy.
他由于彬彬有礼而颇获好感。
Did you go to the theater this morning?
你今早去戏院了吗？
How I wish all the money were mine!
我多希望这些钱都是我的。