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
That's very nice of you. Where did you get it? It's not a print.
真细心！你从哪儿弄来的？这还不是复制的呢！
What is this?
这是什么？
That's right. Catch a cold is something you do; have a cold is something you have.
对。“伤风”是你所做的事情；而“患感冒”则是你所经历的事情。