Selacean
[医] 板鳃类鱼, 软骨鱼
🗣️ 情景例句
You do? Really? It won't be any trouble?
有， 真的， 不会有任何麻烦？
She began playing the violin when she was nine.
她从九岁就开始练习小提琴。
It's too hard. Oh, dear! Is it broken?
太难了，天那！风筝被弄坏了！