Columbium pentafluoride
[建] 五氟化鈮
?? 詞語(yǔ)組成解析
n. [化]鈮
五氟化物
??? 情景例句
We couldn't ask for anything more, could we?
我們?cè)贈(zèng)]什么可求的了， 對(duì)嗎？
I'm afraid you will be late.
我怕你會(huì)遲到。
Here you are.
給你。