(come/walk) one after another in close succession ? 白求恩大夫驚奇地發(fā)現(xiàn)，獻(xiàn)血者人山人海，～。Dr. Bethune was surprised to find that there was a sea of the blood donors who were coming one after another in close succession.
項背相望xiang bei xiang wang
walk one after another in close succession
項背相望xiànɡ bèi xiānɡ wànɡ
項：頸項；背：脊背。原指前后相顧；現(xiàn)多形容人來人往，非常擁擠。one after another in close succession, a huge jostling crowd