| 释义 |
ion /'aian; 'sisn/ n electrically charged particle formed by losing or gaining electrons. Such particles make a solution of certain chemicals a conductor of electricity. 离子; 游子。 ionize /'aisnaiz; 'axdnzaiz/ vi, vt [VP2A, 6A] be converted or convert into ions. (使)变成离子; 电雌， ionization /,a 路 nai'zeijn US: -m'z-; Zawna'zejan/ n [U]. ionosphere /ai'Dnasfia(r); ai'anazsfir/ n (also known as 亦称席 the Heaviside. Layer) set of layers of the earth's atmosphere, which reflect radio waves and cause them to follow the earth's contour. 电离层(大气之一层，反射电波并传送至地球各处)。 |