[] an improvement改进；改善◆Retailers are hoping for a pickup in consumer spending.零售商指望消费者开支能有所增长。➡pick up at pick () [, ]an occasion when sth is collected收取；提货◆Goods are delivered not later than noon on the day after pickup.货物必须在提货当天的中午之前递送。 ( ˈpickup truck) [] a vehicle with low sides and no roof at the back used, for example, by farmers轻型小货车；皮卡