phenolphthalein
/.fi:nɒl'fθæli:n/
📖 中文释义
- n. 酚酞
- [化] 酚酞
🔗 释义中的汉语词
📘 English Definition（英文释义）
- n. a laxative used in many preparations under various trade names; also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8