13.ostentatious [os

　　adj. done for unnecessary display; liking to attract notice 卖弄的，夸耀的;豪华的，铺张的

　　ostentation 夸耀，虚饰，卖弄 ostentatiously 卖弄地

　　ex) We want an elegant but not ostentatious wedding.

　　我们希望举行一个体面而不铺张的婚礼。

　　14.obeisance [ob( =intensive) +eis

　　n. ～ to deep bow of respect; homage; obedience, submission 敬礼;尊敬;服从

　　ex) My sister pays devoted obeisance to an Indian guru, of all things.

　　我妹妹全心全意地尊崇一位印度教领袖。

　　15.obscene [ob( =against,over) +scen( =set)逆着某物、超越某种程度的放置]

　　adj. morally disgusting; likely to corrupt and deprave by regarding or describing sex indecently(话、想法、书籍、画等)伤风败俗的;猥亵的，淫秽的，下流的

　　obscenity 猥裘，淫秽;猥亵的言语(行为)

　　ex)Different people have ditferent opinions about what is obscene.

　　对于什么是淫秽，不同的人有小同的看法。

　　16.obsequious [ob( =in the way) +sequ( =follow) 追随、奉承让人感到碍手碍脚]

　　adj. too eager to obey or serve; showing excessive respect from hope of reward or advantage 奉承的;拍马屁的

　　ex) lt’s difficult for me to trust obsequious people. 我很难信任阿谀奉承的人。

　　17.opprobrium [op

　　n. the disgrace or infamy attached to conduct viewed as grossly shameful; scom; reproach 耻辱，不名誉;蔑视;责难 opprobrious 侮辱的，辱骂的;丢脸的，羞耻的

　　ex) Many Repubticans said that Clinton brought unprecedented opprobrlum to his office.

　　很多共和党人说，克林顿给他的职位带来了前所未有的耻辱。

　　18.obloquy [ob( =against) +loqu(=say)和某人敌对着说]

　　n. bad words spoken of a person or thing; ill repute,disgrace 诽谤，破口大骂,辱骂;污名，不名誉

　　ex) His reputation was damaged by the obloquy heaped upon him in the press.

　　新闻媒体对他的大肆诽谤损害了他的声誉。

　　19.obsession [ob( =in the way) +sess( =sit)成为妨碍地坐着]

　　n. with ～ the act of an evil spirit in possessing or ruling a person; the state of being ruled by an idea. desire, emotion, etc.;a fixed idea which takes possession of one’s mind 着魔，迷住;摆脱不了的情感

　　obsess(妄想、固有观念等)萦绕心头，不停地困扰 obsessive 困扰人的

　　ex) Eating is my hobby. Shopping is my obsession!

　　呓东西是我的爱好，购物让我着迷!

　　20.obtrude [ob( =in the way, intensive) +trud/trus(=thrust)使劲地推进以成为阻碍]

　　vt. sth+on+sb push oneself, one’s opinions, etc. forward when unwanted 强求，强行;伸出，突出

　　vi. on+sth force oneself upon others 强行进入，闯入;打扰

　　obtrusive 鲁莽的 obtrusion 强迫接受;闯入 obtrusively 冒失地

　　ex) l’m sick of that guy obtruding his opinions upon us at every turn.

　　我对经常把自己的意见强加给我们的那个人感到厌烦。