Raffinal
高纯度铝
🗣️ 情景例句
He has realized how precious health is.
他已经体会到健康的可贵。
It's hopeless!
这下没指望了！
Hans returned to his family home, but the house had been bombed and no one in the neighbourhood knew what had become of the inhabitants.
汉斯重返故里，但他的家已被炸毁，左邻右舍谁也不知原住户的下落，