Hydrogen ion index
[化] pH值; 氢离子指数
🧩 词语组成解析
ion
['aiən]
n. <物>离子;
index
['ɪndɛks]
n. 索引;<数>指数;指示;标志;
vt. 给…编索引;把…编入索引;[经济学]按生活指数调整（工资、价格等）;
vi. [机械学]转位;
in(in)+dex(proclaim)→指针；索引；指数；食指；指标
🗣️ 情景例句
I beg your pardon? Oh, I see.
你说什么？ 噢， 我明白了。
You saw that movie, didn't you? Was it interesting?
你看过这部电影了吧？精彩吗？
The guests had, of course, realized this from the moment Bessie opened the door for them and, long before the final catastrophe, had had a difficult time trying to conceal their amusement.
客人们自然从贝西为他们开门那一刻起就看出来了，在好长一段时间里，即最后这个乱子发生前，他们努力克制才没笑出声来。