luxuriant = luxuri(大量 , 挥霍) + ant(...的) = 大量挥霍的→奢侈的
allergy = all(不同) + erg(工作，行动) + y(表名词) = 另一种反应→不正常反应→过敏症
analogy = ana(类似) + log(讲话) + y(表名词) = 说一样的地方→相似处
Perfume was an expensive luxury.
Telephones are still a luxury in some parts of Europe.
They think of it like a luxury. It's not a luxury.
The Moscow shops are stuffed with luxury goods.
People who smuggle luxury cars can smuggle other things.
Hot baths are my favourite luxury.
It's a luxury to be able to lie in.
Her mother provided her with clothes and food and little luxuries.
We were going to have the luxury of a free weekend, to rest and do whatever we pleased.
Humour may be a luxury, but the mechanism behind it is no evolutionary accident.
She stole to keep her boyfriend in luxury.
She was brought up in an atmosphere of luxury and wealth.
There had been little luxury in their lives.