Napon.纳波(在厄瓜多尔;西经 80º25' 南纬 0º34')
napn.小睡;绒毛;纳普牌vi.打盹;疏忽
Naphthoquinomycin A萘喹诺霉素A[大环内酯类抗生素]
Napialus hunanensisn.湖南棒蝠蛾
naphylactic product过敏性反应的产物
naphthene oxidation环己烷氧化
naphazoline nitrate硝酸拿若宁
naphthyl isocyanate异氰酸β-萘酯
"the blow caught him napping"
"caught in an off-guard moment"
"found him off his guard"