Pectolite
针钠钙石
🗣️ 情景例句
He's quiet now.
他现在很安静。
If you want knowledge,you must toil for it.
若要求知识，须从勤苦得。
Just a minute, please. I'm sorry, he's not here right now. Can I ask who's calling?
请稍等。对不起，他现在不在这儿。请问你是哪位？