Elasmobranch
n. 板鳃亚纲的鱼
🗣️ 情景例句
He is interested in collecting foreign stamps.
他对收集外国邮票有兴趣。
They say we're going to get some rain later.
据说待会儿要下雨。
At that time he had two helpers.
那时他有两个帮手。