プログレッシブ和英中辞典(第4版)の解説
じゅうしょう【重傷】
a serious [severe] wound [injury]（▼woundは銃，刃物，武器による外傷）
足に重傷を負う
be seriously wounded [injured] in the leg／suffer a serious leg injury [wound]
重傷を負わせる
cause serious injury ((to a person))／injure a person seriously
重傷者
a severely wounded [injured] person
重傷者はただちに病院に運ばれた
Those severely [badly] injured were immediately taken to a hospital.
死者１名，重傷者８名
One killed, eight seriously wounded.