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
Can I buy you a drink?
我能为你买杯酒吗？
If you run after two hares,you will catch neither.
同时追两兔，一只也难捕。
We'll meet him at the harbour early in the morning.
明天一大早我们将在码头为他送行。