集中：focus on 、pay attention to条件是：in conditions of 预先：beforehand致力于做某事：devote oneself to doing something 从……到……范围：from......to......range处于进退两难的境地：in a dilemma 努力解决难事：manage to settle the difficulties理解：comprehend使某人了解某事：gets across to somebody总之：in a word无论如何：in any case迎合：cater to感到荣幸：be proud of养育某人：bring up somebody代表某人：on behalf of somebody彻底毁灭：destroy completely开始袭击：begin to attack把……交给：give......to......转台：switch(这是电视、收音机的转台)要求介入：require intervention打字很辛苦，望楼主采纳
