す [せきをはずす] /(exp,v5s) to leave one's seat/to temporarily excuse oneself (from a meeting, etc.)/to step outside/to be away (from one's desk, etc.)/EntL1888320X/
す せきをはずす  seinen Sitzplatz verlassen.  す; はずす
Visszatérés a(z) „席を外す” laphoz.