Red oxide
[机] 红丹, 红铁粉
🧩 词语组成解析
red
[red]
adj. 红色的;（脸）涨红的;烧红的;红头发的;
n. 红色;红衣服;红颜料;红葡萄酒;
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
Did any of your previous positions require typing?
你以前的职务中有没有需要打字的？
May I smoke?
我能抽烟吗？
and should never be added to drinking water.
永远不能掺入饮用水。