Plastalloy
细晶低碳钢; 铁合金粉末
🗣️ 情景例句
Well, I only like to do some jogging in the fresh morning air.
是的，我仅喜欢在早晨清新的空气里慢跑。
How many sisters and brothers do you have?
你有几个姊妹和兄弟？
I'm all ears.
洗耳恭听。