Chrysamminic acid
[化] 柯氨酸; 2,4,5,7-四硝基-1,8-二羟基蒽醌
🧩 词语组成解析
🗣️ 情景例句
She sells sea shells on the shining seashore.
她在亮晶晶的海滩上卖贝壳。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
Hold on for a moment, please. I'm sorry he isn't here right now. May I help you?
请稍等一下。对不起，他现在不在这里。我能帮您的忙吗？