to buy or get something quickly and enthusiastically because it is cheap or exactly what you want
抢购
例:
The tickets for the concert were snapped up within three hours of going on sale. 
音乐会的票开始出售后,3小时内就被抢购一空。
“春运”的英语是什么?
The Spring Festival Travel Season, or Spring Rush, also referred to “chūn yùn” 春运 in Chinese, is a period of busy travel around Chinese New Year, with extremely heavy traffic. The period usually begins 15 days before lunar New Year’s Day, and lasts a total of 40 days.