outer tube

 
  • 外管

outer tube的用法和樣例:

例句

  1. This coated inner tube is closed at one end and sealed at the other end to the outer tube.
    內管的塗層是介於一端與另一端的外管的密封層裡面。
  2. I think the key is to see your local SAFE tube Yan lax bar may be required to go to my collar.
    我想關鍵還是看你們當地外管局管的嚴不嚴吧,可能按規定要本人去領的。

outer tube的相關資料:

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