不當緊

not important / of no consequence

no; not so / (bound form) not; un-

unsuitable / improper / inappropriate

to be / to act as / manage / withstand / when / during / ought / should / match equally / equal / same / obstruct / just at (a time or place) / on the spot / right / just at

at or in the very same... / suitable / adequate / fitting / proper / to replace / to regard as / to think / to pawn / (coll.) to fail (a student)

tight / strict / close at hand / near / urgent / tense / hard up / short of money / to tighten