on-course

on-course — idiom

1. If a process, plan, or event is on course, it is developing as expected and will

1.慣用語B1
釋義

If a process, plan, or event is on course, it is developing as expected and will probably reach the intended result.

例句

The new hospital project is on course to open by next spring.

be on course + to-infinitive for future plans

Despite the storm, the cargo ship remained on course for Kobe.

remain on course + for + destination

同義詞
  • on track

    More common in everyday speech; interchangeable in most contexts

  • set to

    Slightly more informal; emphasises readiness to begin the next stage

  • set

    Used predictively — e.g. 'is set to win' — similar register to 'on course'

反義詞
  • off course

    Direct antonym; also drawn from navigation metaphor

  • unlikely to

    Logical opposite; less idiomatic but functionally equivalent

文法句型

be on course + to-infinitive

be on course + for + noun phrase

用法筆記

Typically used with the verb 'be' (or verbs like 'remain' / 'stay'). Often followed by a to-infinitive or a for-phrase that names the intended goal.

常見錯誤

❌The project is in course to finish by June.
✅The project is on course to finish by June.
💡The correct preposition is 'on', not 'in'.
❌She was on course to finish her degree, since she already graduated.
✅She was on course to finish her degree before the pandemic hit.
💡'On course' describes a future trajectory, not a completed action.