仅留下短信以表达我对你的感激之情，这些天来和你在一块儿玩并登高爬山，真是太棒了．。

The text message is to show my gratitude. It was great to travel around with you these days. Especially, we climbed the mountain together.

youdao

古人认为，九九重阳，登高可以避祸免灾。 后来，重阳节登高爬山，逐渐演变成了人们放松心情、锻炼身体的体育和旅游活动。

Ancient people thought climbing a mountain on this day could help them avoid misfortune and prevent disasters, and it gradually evolved into a custom for relaxation, hike and exercise.

youdao

古人认为，九九重阳，登高可以避祸免灾。 后来，重阳节登高爬山，逐渐演变成了人们放松心情、锻炼身体的体育和旅游活动。

Ancient people thought climbing a mountain on this day could help them avoid misfortune and prevent disasters, and it gradually evolved into a custom for relaxation, hike and exercise.

youdao