Nefa
[化] 非酯化脂肪酸; 游离脂肪酸
🗣️ 情景例句
This community has always been very generous.
这个社区一向是非常慷慨的。
Knowledge is the antidote to fear.
知识可以解除恐惧。
Jim, how long have you been at this school?
吉姆，你到这学校有多么时间了？