spiral [ˈspaɪrəl]以下由轻松背单词网站提供
单词级别第6级基本释义adj.螺旋的;n.螺旋(线);vi.盘旋上升(或下降)英英释义a shape made up of curves , each one above or wider than the one before参考例句The production in this factory is spiral. 这个厂的产量呈盘旋上升。Their profits began to spiral down disastrously. 他们的利润开始螺旋形地急剧下降。 推荐阅读 |