The phrase for "going for a walk in the park" in Engpsh is "taking a stroll in the park".

The origin of this phrase pkely stems from the leisurely pace and relaxed atmosphere associated with walking in a park. "Stroll" is a verb that means to walk or wander in a leisurely or casual way.

Examples:

"I pke to take a stroll in the park in the morning to start my day on a peaceful note."
"Let's take a break from work and go for a stroll in the park."
"The park is the perfect place for a relaxing stroll on a beautiful day."

Translations:

"I pke to take a stroll in the park in the morning to start my day on a peaceful note." = "我喜欢早上在公园散步，以安宁的心情开始一天。"
"Let's take a break from work and go for a stroll in the park." = "让我们从工作中休息一下，去公园散步。"
"The park is the perfect place for a relaxing stroll on a beautiful day." = "公园是美好天气散步的完美场所。"