努力，尽力 respondent n. one who responds 回答者 indicatev.to show the way to or the direction of;to point out 指出，显示 census n. an official,usually periodic enumeration of a population,often including the collection of related demographic information 人口普查 bureau n. a government department or a subdivision of a department 局，办公署 enhance . to make greater,as in value,beauty,or reputation 提高，增强 academic a. 1 of,relating to,or characteristic of a school,especially one of higher learning 学院的，理论的 2relating toscholarly performance 学术的 vigor n.physicalor mental strength,energy,or force 精力，活力 renewed happeningagain after a pause,and with more energy,strength,or enthusiasm than before 更新的，重建的，复兴的 firsthand ad. received fromthe original source 第一手地，直接地 indelible a. impossible to remove,erase,or wash away;permanent 去不掉的。持久的 impact n. the striking of one body against another;the effect or impression of one thing on another 碰撞，冲击，影响 努力，尽力 respondent n. one who responds 回答者 indicatev. to show the way to or the direction of; to point out 指出，显示 census n. an official, usually periodic enumeration of a population, often including the collection of related demographic information 人口普查 bureau n. a government department or a subdivision of a department 局，办公署 enhance v. to make greater, as in value, beauty, or reputation 提高，增强 academic a. ① of, relating to, or characteristic of a school, especially one of higher learning 学院的，理论的 ② relating to scholarly performance 学术的 vigor n. physical or mental strength, energy, or force 精力，活力 renewed a. happening again after a pause, and with more energy, strength, or enthusiasm than before 更新的，重建的，复兴的 firsthand ad. received from the original source 第一手地，直接地 indelible a. impossible to remove, erase, or wash away; permanent 去不掉的，持久的 impact n. the striking of one body against another; the effect or impression of one thing on another 碰撞，冲击，影响