Anthraquinone plgments
[机] 色素
🧩 词语组成解析
n. [化]蒽醌
🗣️ 情景例句
To do what?
做什么呢？
What time did you get to work yesterday morning?
你昨天早上什么时间上班？
It looks very nice.
看起来很漂亮。