大庇天下寒士俱欢颜

unhygienic /ˌʌnhaɪˈdʒenɪk/

a. not clean and therefore likely to cause disease or infection 不清洁的；不卫生的；易致病（或感染）的

slum  /slʌm/  

n. an area of a city that is very poor and where the houses are dirty and in bad condition 贫民窟；棚屋区

• a slum area 贫民区
• She was brought up in the slums of Leeds. 她是在利兹的贫民区长大的。 

high-rise  /ˈhaɪ raɪz/

a./n.very tall and having a lot of floors 高层(的)

• high-rise housing 高层住宅

• to live in a high-rise 住在高层楼房里

raze   /reɪz/  

[ VN] [ usually passive] to completely destroy a building, town, etc. so that nothing is left 彻底摧毁；将…夷为平地

•  The village was razed to the ground . 这座村庄被夷为平地。

up-market /ˌʌpˈmɑːkɪt/      

a. Upmarket products or services are expensive, of good quality, and intended to appeal to people in a high social class. 高端的 (产品或服务)

• ...upmarket department stores such as Bloomingdale's and Saks Fifth Avenue.

 …如布卢明代尔百货和萨克斯第五大街这样的高档连锁百货商店。

condominium /condo /ˌkɒndəˈmɪniəm/  

an apartment building in which each flat/apartment is owned by the person living in it but the building and shared areas are owned by everyone together; a flat/apartment in such a building 公寓（套房私有，其他地方属业主共有）；一套公寓住房；公寓的单元

volatile  /ˈvɒlətaɪl/ 

1) ( often disapproving) ( of a person or their moods 人或其情绪 ) changing easily from one mood to another 易变的；无定性的；无常性的

•a highly volatile personality 反复无常的个性

2) ( of a situation 情况 ) likely to change suddenly; easily becoming dangerous 可能急剧波动的；不稳定的；易恶化的

SYN unstable

•a highly volatile situation from which riots might develop 可能会出现动乱的极不稳定的局势

enclave /ˈenkleɪv/ 

n. an area of a country or city where the people have a different religion, culture or nationality from those who live in the country or city that surrounds it 飞地（某国或某市境内隶属外国或外市，具有不同宗教、文化或民族的领土）

mighty  /ˈmaɪti/  

n. very strong and powerful 强而有力的

• a mighty warrior 威猛的斗士

• He struck him with a mighty blow across his shoulder. 他猛一下砸在他的肩膀上。