Manganic manganous oxide
[化] 四氧化三锰
🧩 词语组成解析
a. 锰的, 得自锰的
a. [化](亚)锰的, 二价锰的
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
and I promised to have lunch with both of them today.
我答应今天和他们共进午餐。
To pull out of the garage
从车库开车出来
How long has he been like this?
他像这样有多久了？