Degussit
陶瓷刀具, 烧结硬质陶瓷材料
🗣️ 情景例句
Excuse me. My name is Richard Stewart.
对不起 我叫Richard Stewart。
I'm sorry. Am I keeping you awake?
对不起。我吵得你睡不着了吗？
It was rather like an exhibition of prehistoric electronic equipment.
这儿倒像是在展览古老的电子设备。