noun🔗Share偶极子，偶极。 Any object (such as a magnet, polar molecule or antenna) that is oppositely charged at two points (or poles)"The tiny water molecules act like dipoles, with one end slightly positive and the other slightly negative, allowing them to stick to each other. "微小的水分子就像偶极子一样，一端略带正电，另一端略带负电，这使得它们能够互相结合。physicsenergyelectronicsdevicepointChat with AIVocabulary GamePractice Reading
noun🔗Share偶极子，偶极。 Any molecule or radical that has delocalised positive and negative charges"Water molecules are dipoles because oxygen attracts electrons more strongly than hydrogen, creating a slightly negative charge on the oxygen side and slightly positive charges on the hydrogen sides. "水分子是偶极子，因为氧原子比氢原子更能吸引电子，导致氧原子一侧带有轻微的负电荷，而氢原子一侧带有轻微的正电荷。chemistryphysicssubstanceChat with AIVocabulary GamePractice Reading
noun🔗Share偶极天线，偶极子 A dipole antenna"The radio enthusiast built several dipoles of different lengths to improve the reception of various frequencies. "那位无线电爱好者制作了几根不同长度的偶极天线，以改善对不同频率的接收效果。technologyelectronicsphysicsdevicesignalcommunicationmachineelectricChat with AIVocabulary GamePractice Reading
