打网球英语：
Sure, I can help you with that! Here are some common phrases related to playing tennis in English:
- Let's play tennis! - Do you want to hit some balls? - Can we reserve a court for an hour? - I need a partner to practice with. - Can you give me some tips on my backhand? - That was a great shot! - I think the ball was out of bounds. - Let's play a tiebreaker to decide the winner. - I need to work on my serve. - We should warm up before we start playing.
I hope these phrases are helpful for you! Let me know if you have any other questions.
什么是网球肘病：
网球肘病是一种常见的运动损伤，也称为肱骨外上髁痛综合征。它通常是由于重复性手臂运动，如网球或高尔夫球运动中的挥拍动作，而导致的肘部疼痛和不适。这种疼痛通常在肘关节外侧感觉到，可能会向下延伸到手腕和手指。如果不加以治疗，网球肘病可能会导致肘部功能障碍和持久性疼痛。