Analyzer
Sentence analysis
6Spans
Sentence
Span Details
被験者
subject; test subject; trial subject; examinee; person undergoing an examinationnoun
は
topic markergrammar
画面
screen; display; image; picture; scene; surface of a painting; picture planenoun
を
object markergrammar
凝視
stare; gaze; fixationnoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar