英汉词典在线查询

ion
n. 离子
例句与用法:
- A homogenous solid formed by a repeating, three-dimensional pattern of atoms, ions, or molecules and having fixed distances between constituent parts. 晶体一种由原子、离子或分子作重复和立体型排列而形成的均质固体,在组成部分之间有固定的距离
- A set of eight valence electrons in an atom or ion, forming a stable configuration. 八重态在一个原子或离子中,形成稳定组态的一组八个化合价电子
- A crystal defect caused by the absence of an atom, an ion, or a molecule in a crystal lattice. 晶格空位在晶格里由于缺少一个原子、一个离子或一个分子造成晶格空位
英英解释:
名词 ion:
- a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons


