Hydrogen-ion indicator
[机] 酸碱指示剂
🧩 词语组成解析
ion
['aiən]
n. <物>离子;
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
Remember your father-in-law's a pediatrician.
记住你公公是小儿科医师。
Don't tell anyone that I did it.
别说是我做的。
The woman was a visitor. She did not live in London. She lived in the country.
这老太太是位游客，不住在伦敦。