Genelite
非润滑烧结青铜轴承合金
🗣️ 情景例句
there will be a surprise.
会有一项让你惊喜的事。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。