实坐缠例中常用curiosity about，亦即最好这样写：curiosity about exploring external world 例句： Children have a natural curiosity about the world around them. As human beings, we have great curiosity about how nature works. 此呈印蔑外，out of curiosity或愿吴with curiosity也是不错的: To explore external world out of curiosity. or To explore external world with curiosity. 例句： She decided to follow him out of curiosity./Out of curiosity, she decided to follow him. They watch the adventurers with curiosity./With curiosity, they watch the adventures.