| spiral | |
| 级别 | 第6级 |
| 音标 | [ ˈspaɪrəl ] |
| 解释 | 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 |
| 发音 |  |
| 例句 |
1. The production in this factory is spiral. 这个厂的产量呈盘旋上升。 2. Their profits began to spiral down disastrously. 他们的利润开始螺旋形地急剧下降。 |
