Raffinal
高纯度铝
🗣️ 情景例句
Smoking is harmful to your health.
吸烟有害健康。
The restaurant was full, so we decided to go somewhere else.
那餐厅客满了，我们决定到其他的地方去。
Hello, Helen. Hello, Jim.
你好，海伦。你好，吉姆。