| 单词 | opposite sign |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔dipole〕Physics A pair of electric charges or magnetic poles, of equal magnitude but of opposite sign or polarity, separated by a small distance.【物理学】 偶极子：一对电荷或磁极，符号或极性相反但数量相等，彼此隔一定距离美国传统〔sign〕The New Moon takes place in your opposite sign of Libra on the 15th.15 日新月会移至你对面的天秤宫。柯林斯高阶 |
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