Corundume
氧化铝
🗣️ 情景例句
Morning, Philip.
早安， Philip。
I am pleased to say that we will be able to deliver the transport facilities you require.
很高兴告诉您你方要求的运输设备我方可以发货。
Dad, this is Zheng Jie, who I knew in Paris.
爸爸，这是郑杰，我是在巴黎认识他的。