Cementite
n. 碳化铁\\n[化] 渗碳体; 碳化铁体
🗣️ 情景例句
My vacation was too short, I needed more time.
假期太短了，再有几天就好了。
Early to bed and early to rise,makes a man healthy,wealthy and wise.
早睡早起，使人健康、富有而聪明。
Would you like a cup of tea?
你想喝杯茶吗？