fis.tu.lousadj.(形容词)Of or resembling a fistula.管的:是或象管子的Tubular and hollow, as the leaves of a scallion.管状的,中空的:如韭葱的叶子的中空如管的Made of or containing tubular parts.管状部分的:由管状零件构成的或含有管状部分的