hold elbow in的意思|示意

A traditional method of greeting, especially in the country side, is for the younger person to hold their arms out, palm up, and grasp the older person just in front of the elbow.

蒙古国的年轻人，尤其是在农村地区，有一种传统的问候方式：伸出手臂，手掌向上，抓住年长的人的肘的前部。年长的人也做同样的姿势，唯一不同是手掌向下。

If you can hold the racquet in upright position ( racquet body never below your wrist) elbow close to your body you can be an efficient volleyer.

假设您能保持拍身高于手腕，手肘不离身体太远，您可以成为有效率的截击手。