Quality index
[电] 品质指数
🧩 词语组成解析
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
It was so exciting to meet her again after so many years.
多年以后和她再相遇是多么让人激动啊!
You may know the horse by his harness.
欲知马如何，可看套马索。
Carl, what does quake mean, as in the word earthquake?
卡尔，earthquake这个词中的“quake”是什么意思？