*mpsrobo unattested未見語料√ psrobopsrobo + m-agent focus主事焦點future未來式immediate近即將結網（近期）about to knot a net; will knot a net (soon)root詞根√ psroboAF主事焦點LF處所焦點PF受事焦點IF工具焦點PRES現在式*pmsrobo——smroboPRET過去式*pmnsrobo—*pnsrobo*snpsroboFUT未來式*mppsroboDIST遠*mpsroboIMMED近———IMP命令式psrobo———