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
I find that hard to swallow.
对这一点我难一相信。
May I have a customs declaration form, please?
请给一份海关申报表好吗？
The response to this competition was tremendous.
这次竞赛在听众中引起极其热烈的反响。