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
if we can put up some collateral.
如果我们能提供担保物的话。
It seems like I always have bills to pay and he never has any!
我看来好像老是有账单，然而他却完全没有。
We're going to meet here, outside the school gate, at two o'clock.
我们打算两点钟在校门外见面。