"We are taking a walk" 是在英语中表达"我们正在散步"的方式.
"We" 是主语，是指 "我们"。
"Are" 是动词，是指 "正在"。
"taking" 是动词的现在分词形式，是指 "散步"。
"a walk" 是名词短语，是指 "散步"。
例句:
"We are taking a walk in the park." (我们正在公园里散步)
"We decided to take a walk to clear our heads." (我们决定散散步清醒一下)
Note: "taking a walk" is an idiomatic phrase that means "going for a walk" or "walking for pleasure or exercise". The phrase is often used to indicate that the activity is casual or leisurely.