Ferriferrous oxide
[化] 氧化正亚铁; 四氧化三铁; 磁性氧化铁
🧩 词语组成解析
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
Is it possible that we forgot to buy cinnamon?
是不是我们忘了买肉桂？
Why didn't you contact me?
为什么你不和我联系？
Oh, doctor. He seems terribly ill. Are you sure it's nothing serious?
噢，医生。他似乎病得很厉害。你肯定不是什么大病？