A roller bearing - 滚柱轴承，怎么读怎么用

🧩 词语组成解析

roller ['rolɚ]

n. 滚筒;滚压机;定型卷夹，塑料发卷;巨浪;

roll 滚 + er 表示物 → n.滚柱，滚筒，滚轴

bearing ['bɛrɪŋ]

n. [机]轴承，支座;关系;方位;态度，举止; v. 忍受(bear的ing形式);

bear忍受+ing名词后缀→轴承（ball bearing）；方位；举止

Please don't be in such a hurry.

请别这么急。

That means the child is already one year older.

那意味着孩子又长大了一岁。

Where did you put it?

你把它放哪儿啦？

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