Radiovulcanization
无线电硫化
🗣️ 情景例句
That's all right.
没关系。
I'll be ready in a few minutes.
再过几分钟就好了。
Like exercise books, rulers, pens, colour pencils, erasers and maps.
像练习本、格尺、钢笔、彩色铅笔、橡皮和地图等。