Titanit
蒂坦钛钨硬质合金(碳化钛+碳化钨, 少量碳化钼, 用钴作粘结剂)
🗣️ 情景例句
Did it work?
这行得通吗？
May I ask you how old you are?
我能问你多大了吗？
One day, the Shutes heard that there was a good doctor in a town not far away.
有一天，舒特家人听说不远的镇上有一位好医生。