Plummerblock
推力轴承
🗣️ 情景例句
I'll be right back.
我马上就回来。
Let's move on to what makes our product sell so well.
让我来说明是什么原因使我们的产品销售得那么好。
They play it like this, six students stand in a row in front of the class.
6个学生在全班前面站成一排。