Viscosity index
[化] 粘度指数
🧩 词语组成解析
viscosity
[vis'kɔsiti]
n. <术>黏稠;黏性;粘质;粘性;
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
Our competitor has a better product. There's no denying it.
无可否认，我们的竞争对手拥有更好的产品。
Goodbye, it was nice meeting you.
再见，很荣幸认识你。
Thank you, everyone. Please come in, said Ann.
“感谢你们大家。请进来”安说。