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backed up造句
31. The traffic was backed up for miles. 32. Both are backed up by a large research department. 33. Wright was accused of pretending to be injured, and this was backed up by video evidence. 34. The Conservative case is more than a political ideal: it can be backed up by rigorous economic arguments. 35. Commuters, who slowed to view the wreckage, backed up for three miles to Convoy Street in Kearny Mesa. 36. Formal regulation finds expression through technically prohibitive statements of law, backed up by the threat of some sanction consequent upon breach. 37. All nine checkout counters are backed up with huge lines of people pushing loaded carts. 38. Diogenes backed up his theory of the importance of air circulating through the body with some primitive human anatomy. 39. Difficult concepts can be illustrated on a hand-out as diagrams or graphs, backed up by short, clear, written statements. 40. But it is always nice to have your hunches backed up. 41. There were the usual grumbles, but they faded instantly as the ambulance backed up to the entrance, doors already opening. 42. His allegations against Mr Reid were later backed up by the villa's then deputy charge nurse, Karen Spinner. 43. I grabbed Janir and backed up the slope, the adrenaline prickling the ends of my fingers and toes. 44. A deuce-and-a-half backed up to the door ramp, and men began loading chest protectors on to the truck. 45. It will have to be backed up by a degree of practical knowledge and competence. 46. The stick and the fist backed up the array of legal powers. 47. The measures contained in an amendment to the Bill will be backed up by a voluntary Code of Conduct. 48. The reservoir backed up behind the dam could be vulnerable to nuclear attack, opponents say. 49. They had backed up huge demands for cost of living allowances and then found that they had to find the money. 50. The check points went up, the armed police came out, and the traffic backed up for blocks. 51. Carrick was superbly backed up by paceman Mark Robinson, who thoroughly deserved his best figures for Yorkshire of three for 34. 52. In the vast majority of face-to-face situations we communicate via speech backed up by non-verbal gestures and signs. 53. A simple system of flag warnings is backed up by volunteers with loudspeakers who will patrol the shore areas. 54. Cindi backed up the car and stopped in front of the door. 55. Titch cruised past the Wheel, then put the motor astern and backed up to it. 56. The festival presents horror movies, backed up by commentary on their scientific authenticity, or lack thereof. 57. Kylie's voice - backed up by a sophisticated set of taped effects in case of emergency - had silenced many of her critics. 58. The report is backed up by anecdotal evidence from careers fairs. 59. All three stood in the hallway, the woman backed up to the wall, a finger and thumb goring her cheeks. 60. Knowledge memorized as a list of facts is of little practical use unless backed up by activities that put it to work.