Upper bearing
[化] 上轴承
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
🗣️ 情景例句
Sure.
不用谢。
If I were you, I'd choose this product.
如果我是你，我就选择这种产品。
She was in the city to visit her daughter.
她住在农村。