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
Don't be upset, Malcolm.
别懊恼了 Malcolm。
Swimming promotes health.
游泳有益健康。
Look at the snow! It's quite light.
瞧这雪！这么小。