But friends (especially men) often pump hands and slap each other on the back.
But friends (especially men) often pump hands and slap each other on the back.
但朋友之间（尤其是男性），通常都会彼此猛握手和拍打对方的背部。
But friends (especially men) often pump hands and slap each other on the back.
但朋友之间（尤其是男性），通常都会彼此猛握手和拍打对方的背部。