“不足的”用英语怎么说

他是个心有余而力不足的领导者。He is a well-meaning but ineffectual leader.有关老年人生活所需不足的报告a report on the unmet needs of elderly people这是由于敌人对中国估计不足而来的,也有他自己兵力不足的原因.This is due to the enemy's underestimation of China and also to his...