Morpholinobiguanidine
[化] 嗎啉胍; 嗎啉雙胍
??? 情景例句
I'm sorry, Alexandra.
我為你難過 Alexandra。
One usually pricks up one's ears when his name is called.
人在被叫到自己的名字時，通常要側耳傾聽。
We've already had a big demand for this product.
這種產品我們已有很大的需要求量。