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
Jack Wang? No, I don't think I know him.
杰克王？我想我不认识。
How much should people demand of their governments?
国民对其政府应该要求多少呢？
In the contrary school, the duck is supreme.
与滑翔鸟相对的另一类鸟中，数野鸭本领最高。