When your exhaust pipe falls off, you have to replace it.

当你的排气管脱落时，你只能更换它。

《柯林斯英汉双解大词典》

Now you can connect the rubber hose to the galvanized drain pipe by cutting off the end connector and fitting with a hose clamp.

现在可以用管钳把软管头连同其配件切掉，把软管和镀锌管联接起来了。

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The researchers then staged an “incident” in which the camp’s water supply was cut off and all the boys had to check the water pipe (more than 1 km long) to see where it was blocked.

研究人员接下来安排了一个“事故”，他们切断了营区的供水。 所有的男孩子都要去检查水管（长度不止1公里），看看是不是有哪里堵住了。

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Justice of the Peace Benaja Widdup returned to his doorway, took off his shoes and happily smoked his pipe.

VOA: special.2009.11.14

The glassblower must turn the pipe constantly so that the thick liquid glass does not fall off the end.

VOA: special.2009.09.16

On ABC News, BP managing director Bob Dudley said underwater robots will move in to saw off the top of the broken pipe.

VOA: standard.2010.05.31

Focusing on high-margin drilling technology and tools, Duroc-Danner spun off the drill-pipe business as Grant Prideco in 2000 and sold off capital-intensive barge rig and gas-compression businesses.

FORBES: Magazine Article

But after an anxious 25 minute wait, the flash igniters set up around the leaking gas pipe failed to go off.

CNN: November 21, 2012 -- Updated 1203 GMT (2003 HKT)

"There's not a pipe we can turn off, " Dobson explains.

CNN: Polluted rivers stain Portland's image