Polyfon
木质磺酸钠盐
🗣️ 情景例句
Can you give me this for cheaper?
能便宜一点给我吗？
You have a radio,don't you?
你有一台收音机，对吗？
Though it may be possible to measure the value of material good in terms of money,
虽然物质产品的价值可以用金钱来衡量，