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
I'm sorry to say this, but there seems to be a mistake.
对不起，这儿好像有个错。
I tried to telephone you but I couldn't get through.
我试着打电话给你，但都没有打通。
We can't decide who should open it first.
我们难以决定谁先打开礼物包。