Eurypterida
板足鲎类
🗣️ 情景例句
Why don't you join us?
你何不参加入我们呢？
Will it be convenient for you to explain your plans to him?
你向他解释计划将是方便的吗？
Yes, speaking. Just a moment. Let me turn the music down. There, that's better.
是的，我就是。请稍等。让我把音量关小一点。你瞧，好多啦。