英语网 单词
catalysis的意思
catalysis
英 [kə'tælɪsɪs]
美 [kə'tælɪsɪs]
- n. 催化作用；刺激作用
英文词源
- catalysis (n.)
- 1650s, "dissolution," from Latinized form of Greek katalysis "dissolution, a dissolving" (of governments, military units, etc.), from katalyein "to dissolve," from kata- "down" (or "completely"), see cata-, + lyein "to loosen" (see lose). Chemical sense "change caused by an agent which itself remains unchanged" is attested from 1836, introduced by Swedish chemist Jöns Jakob Berzelius (1779-1848).
双语例句
- 1. In specific acid catalysis, the undissociated acids do not contribute.
- 在特殊的酸催化中, 不离解的酸不起作用.
来自辞典例句
- 2. The corresponding reaction of acetaldehyde is subject to general base catalysis.
- 乙醛相应的反应服从广义的碱催化.
来自辞典例句
- 3. Catalysis has increased the rate of reaction.
- 催化作用提高了反应的速度.
来自辞典例句
- 4. Catalysis may be either homogeneous or heterogenous.
- 催化可以是均相的,也可以是多相的.
来自辞典例句
- 5. The influences of additive sequence and phase transfer catalysis are investigated.
- 考察了加料顺序和相转移催化剂对偶联反应的影响.
来自互联网