Genelite
非潤滑燒結青銅軸承合金
??? 情景例句
What works?
什么有效！
Recently, I have learned a lot of new things about myself.
最近，我學到了許多自己以前不明白的事理。
So he took off the second shoe and put it under his bed very quietly.
他脫下第二只鞋子，輕輕地放在床下邊。