Nefa
[化] 非酯化脂肪酸; 游离脂肪酸
🗣️ 情景例句
I'd like to have you meet my foreman--
我希望带你去认识工头，
You'd better give us a rough idea of your price.
您最好给我们一个粗略的价格。
It's about four hundred yards down this street.
城堡就在这条街上，（离这儿）400码左右。