天真善良的英语可以表示为 naive and kind。这个短语源自拉丁文，naive意为天真无邪，kind意为善良。
例句：
She is a naive and kind person. 她是一个天真善良的人。
He always acts naive and kind, even when others are being unkind to him. 即使别人对他不友好，他也总是天真善良。
She has a naive and kind heart, and is always wilpng to help others. 她有一颗天真善良的心，总是乐于帮助别人。