Nomen dubium
疑难学名
🧩 词语组成解析
n. (古罗马人名的)第二名字, 族名
🗣️ 情景例句
What are you gonna do now?
你打算做什么？
How ofter did I tell you to sit straight?
我告诉你多少次要坐正?
Good afternoon, Li Lei! Nice to meet you. How do you do?
你好。见到你很高兴。