Problems include blocked drains, sunken foundations and, sometimes, large structural faults.

问题包括排水管被堵、地基下沉，有时甚至出现了严重的结构性裂缝。

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The stent may be placed through a catheter that drains to the outside of the body or the stent may go around the blocked area and drain the bile into the small intestine.

支架会通过一根导管来进行放置，用以将胆汁排出体外或者将支架在阻塞区域来回搜索，将胆汁排入小肠。

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The stent may be placed through a catheter that drains to the outside of the body or the stent may go around the blocked area and drain the bile into the small intestine.

支架会通过一根导管来进行放置，用以将胆汁排出体外或者将支架在阻塞区域来回搜索，将胆汁排入小肠。

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