基本解釋木栓層；栓皮層英漢例句雙語例句Configuration feature: For lofty deciduous leaf arbor, the bark of grown tree has the phellem layer that develop.形態(tài)特征：爲高大的落葉喬木，成年樹的樹皮有發(fā)達的木栓層。phellem layer更多例句專業(yè)釋義材料科學栓皮層