闸道

闸道	zhá dào	(computing) gateway (Tw)
闸	zhá	old variant of 闸 / sluice / lock (on waterway)
闸	zhá	sluice; sluice gate / to dam up water / (coll.) brake / (coll.) electric switch
道	dào	road; path (CL:条,股) / (bound form) way; reason; principle / (bound form) a skill; an art; a specialization / (Daoism) the Way; the Dao / to say (introducing a direct quotation, as in a novel) / (bound form) to express; to extend (polite words) / classifier for long thin things (rivers, cracks etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process / (old) circuit (administrative division)