Columboxy group
[化] 铌氧团(三价)
🧩 词语组成解析
[建] 铌氧基
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
And you never know
而你永远也猜不到
The staff in this shop is very helpful.
这家商店的店员很热心。
We had a damaged shipment from you.
你们送来的货有损坏。