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
You should perform what you promised to do.
你应该履行诺言。
The scent of roses is wonderful.
玫瑰的芳香非常棒！
I don't know. Let's go for a walk.
我不知道。咱们去散散步吧。