1. To provide with an artificial waterway or waterways. 
   疏导提供一条或多条人工水道
2. the middle of the chief navigable channel of a waterway that forms the boundary line between states. 
   形成国家之间的边境线的水路上的主要航行路线的中间部分。
3. An artificial waterway or artificially improved river used for travel, shipping, or irrigation. 
   运河，沟渠人工水道或人工修缮的河流，用于旅行、航运或灌溉
4. In case a non-navigable stream or man-made waterway becomes navigable after a dam or sluice gate structure is built, the construction unit shall simultaneously build ship passage facilities or reserve sites for such facilities, and the expenses needed thereby incurred shall be borne by the communication departments concerned, unless there are other State-provisions applicable. 
   　　在不通航的河流或者人工水道上修建闸坝后可以通航的，闸坝建设单位应当同时修建过船设施或者预留过船设施位置，所需费用除国家另有规定外，由交通部门负担。
5. navigable waters; a navigable channel. 
   可通航的水体；可通航的河道。

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