俾火車、電車等行駛嘅路軌（量詞：條） (rail tracks; railway; tram line)
名詞火車軌道
fo2 ce1 gwai2 dou6
train rail
物質運動時所循照嘅路徑（量詞：條） (orbit)
地球嘅軌道
dei6 kau4 ge3 gwai2 dou6
the orbit of earth
比喻應該遵循嘅規則、程序，或發展嘅方向、範圍 (metaphor for something "getting on track", i.e. developing as planned, projected to likely succeed)
我哋生意終於上軌道。
ngo5 dei6 saang1 ji3 zung1 jyu1 soeng5 gwai2 dou6
Our business venture is finally getting on track.
俾火車、電車等行駛嘅路軌（量詞：條） (rail tracks; railway; tram line)
名詞火車軌道
fo2 ce1 gwai2 dou6
train rail
物質運動時所循照嘅路徑（量詞：條） (orbit)
地球嘅軌道
dei6 kau4 ge3 gwai2 dou6
the orbit of earth
比喻應該遵循嘅規則、程序，或發展嘅方向、範圍 (metaphor for something "getting on track", i.e. developing as planned, projected to likely succeed)
我哋生意終於上軌道。
ngo5 dei6 saang1 ji3 zung1 jyu1 soeng5 gwai2 dou6
Our business venture is finally getting on track.
railroad track; railway; tram line
orbit
orbital
trajectory
to abide by the laws and regulations; to follow the ways of propriety (literally, "to ride on the [correct, proper] track")
諸侯軌道，兵革不動。
The Nobility abides by the laws, and martial implements are put to rest.