Polyfon
木质磺酸钠盐
🗣️ 情景例句
Yes, I have a terrible cold.
是的，我得了重感冒。
This offer remains open until 10th February, beyond which date the terms and prices should be negotiated anew.
此盘有效期至2月10日，超过此期限条件及价格需重新协商。
Show your tickets，please.
请出示你的票。