open-ended
- adj. 开放式的;无限制的;自由回答的;两端未封闭的
考试真题
- Hawking was speaking at the opening of the Leverhulme Centre for the Future of Intelligence (LCF) at Cambridge University, a multi-disciplinary institute that will attempt to tackle some of the open-ended questions raised by the rapid pace of development
2019年6月六级真题(第一套)阅读 Section C