his arm
Se durmió sobre su brazo y lo tenía insensible.
He fell asleep on her arm and it was numb.
— It's Such a Beautiful Day (2012)
Tom lleva una cicatriz en su brazo.
Tom has a scar on his arm.
Tom puso su brazo alrededor de Mary.
Tom put his arm around Mary.
Puso su brazo alrededor de mi cintura.
He put his arm around my waist.