Heumann indigo synthesis
[化] 霍伊曼靛合成法
🧩 词语组成解析
[人名] 休曼
indigo
['indigəu]
n. 靛蓝，靛蓝染料;靛蓝色;[植]槐蓝属植物;
adj. 靛蓝色的;
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
Are most of the lakes located in the north central region?
大多数湖位于向北中央的区域吗？
Have a cup of coffee then.
那么喝杯咖啡吧。