Cephalaspis
n. 头甲鱼；头甲鱼属
🗣️ 情景例句
It's Carl's birthday,
今天是Carl的生日，
My brother is two years younger than I am.
我的兄弟比我年轻2年。
When he died, however, his brothers found it impossible to keep the secret any longer.
他死后，他的弟弟们才觉得无法再保守这个秘密了。