steamroller n. 蒸气压路机;不可阻挡之势;一种带有内燃机的类似机械
v. 压路;压垮;以不可阻挡之势前进
ferroelectric adj. 铁电体的
n. 铁电体性
electrologist n. 电蚀医师
网络短语:
valerolactam 戊内酸胺; 戊丙酰胺;
英语百科
2-Piperidinone
2-Piperidinone (2-piperidone or δ-valerolactam) is a chemical compound classified as a lactam. It is used as an intermediate in the preparation of other chemicals.