在河里游泳的英文表达是 "swimming in the river"。
这个表达是由两个单词 "swimming" 和 "river" 组成的。
"Swimming" 是动词，意思是 "游泳"，来自古英语 "swimman"，意思是 "浮动" 或 "漂浮"。
"River" 是名词，意思是 "河流"，来自拉丁语 "rivus"，意思是 "小河"。
下面是几个使用 "swimming in the river" 的英文例句：
"I love swimming in the river on a hot summer day." (我喜欢在炎热的夏天在河里游泳。)
"The water in the river was crystal clear and perfect for swimming." (河里的水清澈透明，很适合游泳。)
"We spent the afternoon swimming in the river and then having a picnic on the bank." (我们整个下午在河里游泳，然后在岸边野餐。)
这个表达是由两个单词 "swimming" 和 "river" 组成的。
"Swimming" 是动词，意思是 "游泳"，来自古英语 "swimman"，意思是 "浮动" 或 "漂浮"。
"River" 是名词，意思是 "河流"，来自拉丁语 "rivus"，意思是 "小河"。
下面是几个使用 "swimming in the river" 的英文例句：
"I love swimming in the river on a hot summer day." (我喜欢在炎热的夏天在河里游泳。)
"The water in the river was crystal clear and perfect for swimming." (河里的水清澈透明，很适合游泳。)
"We spent the afternoon swimming in the river and then having a picnic on the bank." (我们整个下午在河里游泳，然后在岸边野餐。)