Refractoloy
一种镍基耐热合金
🗣️ 情景例句
Will I be able to receive the goods by the end of September?
我可以在9月底以前收到货吗？
The frog in well knows nothing of the great ocean.
井底之蛙不知汪洋大海。
Would you put it on, please?
请您把帽子戴上好吗？