伤到手臂用英文怎么说

"Injured arm"是伤到手臂的英文表达方式。

来源："Injured"是动词"injure"的过去分词形式，意思是受伤，损伤。"Arm"是手臂的意思。

例句：

I fell off my bike and injured my arm. (我从自行车上摔下来，手臂受伤了。)
He was injured in a car accident and had to go to the hospital for treatment on his arm. (他在车祸中受伤，不得不去医院治疗他的手臂。)
She sprained her arm while playing soccer and had to wear a spng to support it. (她在踢足球时扭伤了手臂，不得不戴上支撑带。)