Columbium oxytrichloride
[化] 三氯氧化鈮
?? 詞語組成解析
n. [化]鈮
三氯氧化物
??? 情景例句
January the thirtieth and you're invited.
1月30日，希望你能出席。
I'm sorry,but both of them are busy right now.
很抱歉他們現在很忙。
He picked up what seemed to be the smallest bottle and discreetly asked the price.
他挑出一個看上去最小的瓶子，謹慎地問了價。