🧩 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
Hi, Susan.
嗨, Susan。
Life is short and time is fleeting.
人生短暂,光阴易逝。
There are times when we would willingly give everything we possess to save our lives,
有时,我们为了挽救生命,愿意付出我们所占有的一切。