1. Many species have evolved clear signals to delineate playfulness. 很多动物进化出了明确表述玩耍的信号。
2. She was pleased by the few words I was able to say in her language, although they were mostly numbers, and she saw that I understood something about the soft playfulness of bargaining. 她对我能用她的语言说几句话感到高兴,尽管这些话大多是数字,并且她看出我懂得一些讨价还价时温和的玩闹。
3. The use of a spandrel glass facade adds rhythm and a sense of playfulness. 拱肩玻璃幕墙的使用,增加了一丝韵律和调皮。
4. Show the playfulness of the site. 显示出网站的活泼气氛。
5. Playfulness, excitement, she loves it. 活泼俏皮,兴奋感,都是她所爱。