engrossed a.v. engrossed in/with sth.聚精會(huì)神的

scruple v.n. not scruple to do sth.肆無(wú)忌憚地干

affectionate a.表示關(guān)愛(ài)的

proficiency n.精通

deliberation n.審慎

arch頑皮

stubbonrnness倔強(qiáng)

ungenerous不厚道

retaliate v.報(bào)復(fù)

force and repidity力度和速度

superior execution卓越

privilege榮幸

cordially adv. very much/熱情友好的

assented同意

discern看出

derived推論