英语词源
- chloral (n.)
- colorless liquid formed by the action of chlorine on alcohol, apparently coined by German chemist Justus von Liebig in 1833 from elements from chlorine + alcohol. Later chiefly in chloral hydrate (1874).
权威例句
- 1. Chloral hydrate is a rapidly effective hypnotic.
- 水合氯醛为一种作用迅速的催眠药.
- 2. Chloral is a colorless, volatile liquid with a very penetrating odor and boiling at 97.7℃.
- 三氯乙醛是无色挥发性的液体,带有刺激性很强的气味,在97.7℃沸腾.
- 3. Condensation of phenol and chloral over HY zeolite catalysts was studied in detail.
- 以三氯乙醛为亲电试剂,在HY沸石催化剂上实现了苯酚和三氯乙醛的二次缩合反应.
- 4. The purpose of the preparation of chloral hydrate suppository and its quality control methods.
- 目的制备水合氯醛栓剂,并探讨其质量控制方法.
- 5. Conclusion chloral hydrate suppository preparation method is simple, accurate and reliable method of quality control.
- 结论水合氯醛栓剂制备方法简单, 质量控制方法准确可靠.