导管的用法和样例：
例句
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空中加油导管连结在飞机油箱上长的套空管，油料通过它流向空中被加油的飞机
A long hollow tube attached to a tanker aircraft, through which fuel flows to another aircraft being refueled in flight. -
截导管这种管子的一部分或一段
A section or piece of such a tube. -
管子，导管，输送管用来输导液体、气体或固体细末的管状中空圆柱体
A hollow cylinder or tube used to conduct a liquid, gas, or finely divided solid. -
这是包电线的导管。
It's a conduit enclosing insulated electric wires.
