1. 滞后:take the opportunity of this seminar 以此会议为契机 | lag behind 滞后 | the tr4ansition of mechanism is slow 转轨建制过程缓慢
2. 落后:链球 hammer throw | 落后 lag behind | 摩托运动 motorcycling
3. 落在后面:64、看不起 look down on | 65、落在后面 lag behind | 66、满足不同需求 cater to different needs
4. lag behind
4. 落后于:36. depletion 耗尽,枯竭 | 37. lag behind 落后于 | 38. clout 权利,影响