Vitality 活力She is bursting with vitality and new ideas.她朝气蓬勃,满脑子新主意.
Cosmopolitan 世界性的New York is a very cosmopolitan city. 纽约是个国际大都会.
Rent 租用They rented a cabin for their vacation. 他们为度假租了一间小屋.
Business trip 出差
Rush hour 高峰期