Monox
氧化硅
🗣️ 情景例句
What's the tuition for one year of college?
大学一年的学费是多少？
Just a short line to say thanks.
只言片语聊表谢意。
There were English cars, French cares, German cars.Italian cars.American cars and Japanese cars.
有英国、法国、德国、意大利和日本的汽车。