“admission free”概念、定义、翻译-科学时代

单词	admission free
释义	旅游词汇手册 admission free 免费入场
随便看	ring act drop--ring act drop（RAD） ring act drop（RAD） ring-and-pin game ring and radial road system ring and radial road system ring back system ring-ball method ring band continuous polymerization ring barking ring barrow ring binder ring-biscuit ringbolt ring budding ring buffer ring busbar ring canal ring canal ring chromosome ring circuit ring city ring cleat ring closed reaction ring coelom ring configuration

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。