思恩问他为何受伤
“Si'en asked why he was injured”
THE DIALOGUE REEL
“The strategist came to teach Si'en martial arts today. Si'en asked why he was injured”
思恩 问 他 为何受伤
“Si'en asked why he was injured”
Direct spoken expression in this communicative setting.
In traditional households, children observing and expressing concern over their tutors' well-being demonstrates good upbringing and respect for teachers.
LEARNING CHUNKS & PARTICLES
why [he/she] was injured
A semi-formal phrasing commonly used in narrative speech instead of casual '怎么受伤的'.