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    1. unstable

      英 [?n'ste?b(?)l] 美[?n'stebl]
      • adj. 不穩(wěn)定的;動(dòng)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(tīng)力原文

      How unstable the West Antarctic ice sheet is.

      出自-2010年12月聽(tīng)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(tīng)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(jí)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(yǔ)天津卷 閱讀理解 閱讀C 原文

      Unstable boundaries of the two classes.

      2015年高考英語(yǔ)江蘇卷 任務(wù)型閱讀 題設(shè)