Vanadic oxide
[化] 五氧化二釩
?? 詞語組成解析
a. [化]釩的
oxide
['ɑksa?d]
n. [化]氧化物;
??? 情景例句
We have a new artist.
我們找來了一位新的美工人員。
I am sorry to keep you waiting.
真抱歉，讓你久等了。
Tazieff has often risked his life in this way.
塔捷耶夫經(jīng)常冒這樣的生命危險。