Photocal coincidence index
[计] 光重合比孔索引
🧩 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
What has kept you so busy?
什么使你这么忙？
Who is going to show?
谁表演？
Goodness! Zhen Jie! I can't believe it. What are you doing here?
啊，天那！郑杰！我简直不能相信。你到这里来有什么事吗？