Nicotinamide
n. 烟酰胺\\n[化] 烟酰胺; 尼克酰胺; 抗糙皮病维生素; 维生素PP
🗣️ 情景例句
Her boyfriend couldn't provide her with a sense of security.
她的男朋友无法给予她安全感。
I don't know what time it is.
我不知道现在几点钟。
At the moment in my country there are very few such schools.
目前在我国这类学校太少了。