Gattermann aldehyde synthesis
[化] 加特曼醛合成法(一种甲酰化法)
🧩 词语组成解析
aldehyde
['ældihaid]
n. 醛，乙醛;
🗣️ 情景例句
I've been working too hard. I'm beat.
我工作的太多，我快垮了。
It is better to be safe than sorry.
事后追悔不如事前稳妥。
Soon afterwards, the balloon began to descend and it landed near an airfield.
不久，气球开始降落，在一个停机坪附近着了陆。