playpen
noun [ C ] uk/ˈpleɪ.pen/ us/ˈpleɪ.pen/
（供幼儿在内玩耍的）游戏围栏，护栏
a small structure with bars or a net around the sides, but open at the top, that you can put a baby in to play safely
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。