cir·cu·lar1 /ˈsɜːkjələ $ ˈsɜːrkjələr/ ●●○ adjectiveadj 2 AROUND/ROUNDmoving around in a circle 循环的;环行的 a circular bus route 环行公共汽车路线
3. circular argument/logic/reasoning THINK something/HAVE A THOUGHTan argument or way of thinking that is not right because the statement it uses to prove that the argument is true can only be true if the original argument is already true 循环论证/逻辑/推理 —circularity /ˌsɜːkjəˈlærəti $ ˌsɜːr-/ noun [uncountableU]