轨道 (pinyin: guǐ dào, written "gui dao" or "guidao") means track (for trains etc). Below: its meaning, pronunciation, stroke order, and example sentences, so you can learn how to read, say, and write 轨道.
Meaning
track (for trains etc)
orbit (of a satellite)
(fig.) a person's established path in life
desired trajectory (of a business or other endeavor)