| 释义 |
outer tube
基本例句
外管
汽车部件
This coated inner tube is closed at one end and sealed at the other end to theouter tube.内管的涂层是介于一端与另一端的外管的密封层里面。
I think the key is to see your local SAFE tube Yan lax bar may be required to go to my collar.我想关键还是看你们当地外管局管的严不严吧，可能按规定要本人去领的。 |