轨道

轨道	guǐ dào	track (for trains etc) / orbit (of a satellite) / (fig.) a person's established path in life / desired trajectory (of a business or other endeavor) / (audio engineering) track / (quantum mechanics) orbital
轨	guǐ	(bound form) rail; track; course; path
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)