1.
orbit, trajectory
The curved path of a celestial body or spacecraft around another object due to gravity.
地球は太陽の周りを軌道に沿って回っている。
Earth revolves around the sun along its orbit.
人工衛星を軌道に乗せることに成功した。
They succeeded in putting the artificial satellite into orbit.
月の軌道は楕円形をしている。
The moon's orbit is elliptical.
2.
track, rail
The rails on which trains or trams run.
路面電車の軌道が道路の真ん中を走っている。
The tram tracks run down the middle of the road.
新幹線の軌道が整備された。
The bullet train tracks were maintained.
工事のため、路面電車の軌道が一部通行止めになっている。
Part of the tram track is closed due to construction.
3.
course, path
Figuratively, the expected or proper course of action or development.
プロジェクトはようやく軌道に乗った。
The project has finally gotten on track.
生活が軌道を外れてしまった。
My life has gone off track.
新しいビジネスが軌道に乗るまでには時間がかかるものだ。
It takes time for a new business to get on track.
USAGE: 軌道 has both literal (astronomy/transportation) and figurative uses.
COMMON COLLOCATIONS:
- 軌道に乗る (to get into orbit; to get on track)
- 軌道に乗せる (to put into orbit; to set on the right track)
- 軌道を外れる (to go off orbit/track)
- 軌道修正 (course correction)
SCIENTIFIC TERMS:
- 円軌道 - circular orbit
- 楕円軌道 - elliptical orbit
- 静止軌道 - geostationary orbit
IDIOMATIC EXPRESSION: 軌道に乗る is frequently used figuratively to mean that a project, business, or effort has reached a stable, successful state.
Related Words
Homophone:
起動 (startup)