phenolphthalein [,finɔl'fθæli:n]
n.
[化] 酚酞
[化] 酚酞
背单词 phenolphthalein
单词认知/跟读练习/词义回想/单词回想/字母填空/听写练习/选择练习/默写练习/单词测试（初中高）
单词 phenolphthalein 网络释义
名词 n.
1.【化】酚酞(用作酸碱滴定指示剂)
1.【化】酚酞(用作酸碱滴定指示剂)
单词 phenolphthalein 其它相关
单词解释
n. 酚酞
n. a white to pale-yellow, crystalline powder, C20H14O4, used as a laxative, in making dyes, and as an acid-base indicator in chemical analysis: it is red in a solution containing a base and colorless in a solution containing an acid
同义反义
n. 酚酞
n. a white to pale-yellow, crystalline powder, C20H14O4, used as a laxative, in making dyes, and as an acid-base indicator in chemical analysis: it is red in a solution containing a base and colorless in a solution containing an acid
同义反义
单词 phenolphthalein 其它例句
- 1外研社英语三年级上册《fun with language》教学设计
- 2新版广州版英语四上《Look at this T-shirt》第一课时教案
- 3新版pep英语六上《How do you feel?》第一课时教案
- 4新版pep英语六上《My weekend plan》第一课时教案
- 5人教（PEP）英语三年级上册《Let's eat》第一课时教案
- 6沪教版英语四年级上册《Around my home》第三课时教案
- 7湘少版英语五上《Which one do you want》第一课时教案
- 8沪教版英语四年级上册《At school》第二课时教案
- 9湘少版英语五上《Which one do you want》第三课时教案
- 10沪教版英语四年级上册《At the shop》第一课时教案
数学学习
