Upper-crust
n. 面包上层的皮；上流社会\\na. 上流阶级的；有上流社会之性质的
🧩 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;
crust
[krʌst]
n. 面包皮;外壳;硬外皮;地壳;
vt. 用外皮覆盖;在…上结硬皮;生痂儿;
vi. 结成外壳;结硬皮;
🗣️ 情景例句
I'd like to buy some stamps for this letter.
我想买这封信的邮票。
I am sorry Mr. Chen is unavailable, would you like to speak to anyone else?
抱歉陈先生不在，你要不要跟其他人讲话？
He sat with his arms across the chest.
他双臂交叉于胸前的坐在那里。