Sent_en: 2zh They went 25 feet into the pipeline and took with them two barrels filled with cement, weighing 600 pounds each and locked themselves in between them.
Sent_yy: 他们走进25英尺长的管道，带着两个装满水泥的桶，每桶重600磅，然后他们把自己锁在管道中间。