noun🔗Share偶极子，双极子 Any object (such as a magnet, polar molecule or antenna) that is oppositely charged at two points (or poles)"Water is a good solvent because its molecule acts as a dipole, with one end slightly positive and the other slightly negative. "水是很好的溶剂，因为水分子的作用就像一个偶极子，一端略带正电，另一端略带负电。physicselectronicstechnologyscienceChat with AIVocabulary GamePractice Reading
noun🔗Share偶极子，双极子。 Any molecule or radical that has delocalised positive and negative charges"Water is a dipole because the oxygen atom attracts electrons more strongly than the hydrogen atoms, creating slightly negative and positive ends. "水分子是一个偶极子，因为氧原子比氢原子更能吸引电子，从而形成了略带负电和正电的两端。chemistryphysicsChat with AIVocabulary GamePractice Reading
noun🔗Share偶极天线，双极天线 A dipole antenna"The radio station used a simple dipole antenna to broadcast its signal. "这家电台使用了一个简单的偶极天线来广播信号。technologyelectronicsphysicsdevicecommunicationsignalChat with AIVocabulary GamePractice Reading
