unstable
英 [?n'ste?b(?)l]
美[?n'stebl]
- adj. 不穩定的；動蕩的；易變的
考試真題
- He says the market for the tea is unstable and he is often forced to sell his purple tea for the same price as green tea leaves.
出自-2016年12月聽力原文
- How unstable the West Antarctic ice sheet is.
出自-2010年12月聽力原文
- Surrounded by open ocean, it is also vulnerable, but Antarctic experts disagree strongly on just how unstable it is
出自-2010年12月聽力原文
- We are usually tired already by the time we get on a plane, and the crowded apace and unstable Internet connection make work more challenging.
2018年12月六級真題（第一套）閱讀 Section B
- Mathematical models have also revealed that food webs may be unstable, where small changes of top predators can lead to big effects throughout entire ecosystems.
2019年高考英語天津卷 閱讀理解 閱讀C 原文
- Unstable boundaries of the two classes.
2015年高考英語江蘇卷 任務型閱讀 題設