Upper state symbol
[计] 上态符号
🧩 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
What currency do they use in U.S.A.?
在美国人们用什么货币？
I was thirty on my last birthday.
我在我最后一个生日时30了。
He looked pale and his clothes were in a frightful state.
他面色苍白，衣服也搞得不成样子。