基本解釋[醫(yī)藥科學(xué)]維管束干英漢例句雙語(yǔ)例句a tree with branches but no trunk looks more like a bundle of twigs fallen on the floor一顆沒(méi)有樹(shù)干但是有很多分支的樹(shù)看起來(lái)更像是地板上的一捆樹(shù)枝bundle trunk更多例句詞組短語(yǔ)短語(yǔ)trunk atrioventricular bundle 釋義房室束干trunk of bundle of his 希斯束干bundle trunk更多詞組專(zhuān)業(yè)釋義醫(yī)藥科學(xué)維管束干