Ph indicator
[化] 酸碱指示剂
🧩 词语组成解析
氢离子指数\\n[医] 药典; 苯基
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
Are you kidding?
你在开玩笑吗？
Let me introduce myself.
让我自我介绍一下。
For all his life, he had known that people suddenly disappeared from their villages.
他一生中，听说过有的人突然间在他们的村庄失踪了。