Cochenillic acid
[建] 胭脂虫红酸
🧩 词语组成解析
🗣️ 情景例句
During your computer classes, did they teach you how to fix a cooling fan?
在你的电脑课程，他们是否教过你如何修理散热风扇？
It's ten minutes to four.
现在差十分四点。
They hurt.
（伤口）疼。