down·stage /ˈdaʊnˈsteʤ/
(a.)向舞臺前方,前臺的(ad.)向舞臺前方,前臺地舞臺的前半部
downstage
adj : of the front half of a stage [ant: upstage]
adv : at or toward the front of the stage; "the actors moved
further and further downstage" [ant: upstage]