Mannich base
[化] 曼尼希碱
🧩 词语组成解析
base
[bes]
n. 基础;基地;根据;基数（如十进制的10 和二进制的2）;
vt. 基于;把…建立在;把…放在或设在（基地）;把…置于底座（或基座）上;
adj. 卑鄙的;低级的;贱的，劣的;庶生的;
bas,base 表示”低下,基础”
🗣️ 情景例句
I appreciate it very much.
我非常感激你的帮助。
Be prepared to put one's hand in one's pocket.
准备慷慨解囊。
A painter who had been working on the tower hung a pot of paint on one of the hands and slowed it down!
在钟塔上干活的一位油漆工把一只油漆桶挂在了一根指针上，把钟弄慢了！