- n. [化学] 阳离子；[化学] 正离子
- n. (Cation)人名；(英)凯申
cata-, 向下。ion, 离子，来自拉丁词eo, 走，词源同exit(eo过去分词), commencement(eo现在分词)。
- cation (n.)
- 1834, from Greek kation "going down," neuter present participle of katienai "to go down," from kata "down" (see cata-) + ienai "to go" (see ion). Proposed by the Rev. William Whewell (1794-1866), English polymath, and published by English physicist Michael Faraday.
- 1. Messaging allows real-time communi-cation by keyboard with up to five people at any one time.
- 2. A spokesman said: "We have no comment regarding the publi-cation of these photographs."
- 3. Cation exchange capacity generally increases with an increase in broken bonds.
- 4. An increase in cation exchange capacity of the tissue should be observed.
- 5. The cation penetrates the spore.
[ cation 造句 ]