研磨しなければなりません
kenmashinakerebanarimasen
must do grinding
N1
How to remember this word
A memory tip for this word is coming soon. For now, try linking it to a real moment from your day — words anchored to real situations stick best.
Example sentence
チームで研磨しなければなりません。
ちーむ で けんましなければなりません。
chiimu de kenmashinakerebanarimasen.
We grinding as a team.
Usage note
する-verb form of 研磨 (grinding / polishing).