Dixanthogen
[化] 二黄原酸乙酯\\n[医] 二黄原酸乙酯(灭疥癣药)
🗣️ 情景例句
Don't lose your cool.
要沉住气。
What's the color of your new dress?
你的新衣服是什么颜色的？
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。