con·cen·tric

adjective

/kənˈsentrɪk/

(geometry)

单词	concentric
释义	con·cen·tric adjective /kənˈsentrɪk/ /kənˈsentrɪk/ (geometry) enlarge image (of circles) having the same centre同心的 concentric rings同心环 The revolving circle is concentric with the fixed outer circle.旋转圆与固定外圆同心。 Topics Colours and Shapesc2 Oxford Collocations DictionaryConcentric is used with these nouns: circle ring Word Originlate Middle English: from Old French concentrique or medieval Latin concentricus, from con- ‘together’ + centrum ‘centre’.
随便看	trebling trebly tree treed tree diagram tree-diagram tree diagrams tree frog tree-frog tree frogs treeful tree house tree-house tree houses tree hugger tree-hugger treeing treeless treelessness tree-like treelike tree line treeline treelined treelines