kidney 肾
In 2011, a 17-year-old boy sold one of his kidneys in exchange for 22,000 RMB to purchase an iPad 2 and an iPhone 4.
2011年，一名17岁的男孩卖掉了自己的一个肾，换来2.2万元，用来去买了一台iPad 2和iPhone 4。
He underwent illegal surgery in Hunan province to remove his right kidney.
他在湖南省接受了地下非法手术，摘除了自己的右肾。

infection 感染
Within a few months, he developed an infection in the remaining kidney owing to an unhygienic operation location and the lack of post-operative care
几个月后，由于手术环境恶劣和缺乏术后护理，他的另一个肾脏出现了感染。

bedridden 卧床不起的
He is now bedridden.
他现在卧床不起。
Someone who is bedridden is usually so ill or disabled that they cannot get out of bed.
卧床不起的人通常病得很重或残疾，不能下床。

take years off from school 休学
suspend study 休学
take a gap year 休学一年
quit school 辍学
He's forced to take years off from school.
他被迫休学好几年。
I'm planning to take a gap year and go backpacking in India.
我打算休学一年，然后去印度背包旅行。

reckless 不顾后果的, 轻率的
He showed a reckless disregard for his own safety.
他对自己的安全全然不顾。
Her attitude was reckless.
她的态度很轻率，不顾后果。

keep up with the Joneses 攀比，比阔气
Keeping with the Joneses means that someone always wants to own the same expensive objects and does the same things as your friends or neighbours.
Keeping with the Joneses 指的是某些人总是想拥有和朋友或邻居一样昂贵的东西，做同样的事情。
Don't try to keep up with the Joneses.
不要跟别人攀比。