这些花已经被我们浇完了英语怎么说

"These flowers have been watered" 可以用英语表示为 "These flowers have been watered."

其中 "watered" 是动词，意思是"浇水"，这个动词来源于英语单词 "water"，它本身就有 "给…浇水" 的意思。

举例来说：

I have watered the plants. (我已经浇了这些植物)
She watered the flowers every morning. (她每天早上都给花浇水)
The plants need to be watered twice a week. (这些植物需要每周浇两次水)