基本解釋苞鱗英漢例句雙語例句There was no inverted vascular bundle developed in the bract scale of Thuja occidentals.崖柏屬雌球果的苞鱗中沒有倒轉(zhuǎn)的維琯束形成。In Calocedrus and Platycladus, only a single series of inverted vascular bundles were generated in the adaxial side of the bract scale;在苞鱗中衹形成一組倒轉(zhuǎn)的維琯束，如側(cè)柏屬和翠柏屬；bract scale更多例句專業(yè)釋義生物學(xué)苞鱗