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blood transfusion
手術中に大量の輸血が必要だった。
A large blood transfusion was needed during surgery.
輸血のおかげで彼の命は助かった。
His life was saved thanks to the blood transfusion.
事故で大怪我をして緊急に輸血を受けた。
I was injured in an accident and received a transfusion.