A roller bearing
滚柱轴承
🧩 词语组成解析
🗣️ 情景例句
Shall we have a chat in the sitting room over the tea for a while?
我们在客厅呆一会儿，喝茶聊天好吗？
We've got to get a sofa and a chair for the living room.
我们必须有一张沙发和椅子放在客厅。
That was quick! she said. Have you finished already?
“你真快！”她说，“你已经买完东西了吗？”