Her name was written in her childish script on the title pages.她在这些书的扉页上写下了自己的名字，笔迹充满稚气。There was a rawness and honesty in the children's paintings.孩子们的绘画中充满了稚气和坦诚。His idea about marriage was romantic and a little puerile.他的婚姻观浪漫而又带点稚气。She had a childish face.她的脸上带有一些稚气。