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
Would it be all right if I went with you?
我跟你去可以吗？
Aren't they students?
他们不是学生吗？
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然会衰老。