🧩 词语组成解析
ghetto
['getəu]
n. 少数民族的集中住宅区;犹太人区;限制区，分离区;贫民区;
upgrade
[,ʌp'ɡred]
n. 向上的斜坡;
vt. 提升;使（机器、计算机系统等）升级;提高（设施、服务等的）档次;提高（飞机乘客、旅馆住客等）的待遇;
up向上+grade步，级→向上升级→上升，升级
🗣️ 情景例句
Good morning. Would you please bring me some breakfast?
早上好，可否为我送点早餐？
It is not good to make a sleeping lion.
弄醒睡狮不是好事。
That's all right.Goodbye.Enjoy yourself!
不用谢。再见。好好玩吧！