Now, thousands of mailshots, catalogues and sales pitches go straight into the bin.
现在，数千的邮寄广告、商家目录和促销传单直接就进了垃圾桶。
《柯林斯英汉双解大词典》
2
He tells of credit card companies that are using similar randomised trials to see which combination of offers and advertising make for the most successful mailshots.