increase, reinforce, intensify, strengthen, aggravate 的区别和用法辨析及示例例句

这组词都有“加强”的意思，其区别是：
increase: v.指数量上的增加。
 ➤ The number of people has been increased.  
人数增加了。
reinforce: v.增援，一般用于军队或警察的行动；(以添加材料等)加固。
 ➤ A police officer saw three thieves robbing a bank and radioed to reinforce him.  
一位警察看到三个盗贼抢劫银行，用无线电话要求增援。
intensify: v.使变得更强烈、剧烈，加剧，相当于to become more intense or intensive。
 ➤ intensify colors  
加深色彩intensify hatred加深仇恨
strengthen: v.加强，巩固，增强，相当于to become stronger。
 ➤ Exercising every day strengthens the heart.  
每天锻炼可以提高心脏的功能。
 ➤ Competition, they believe, strengthens the national character rather than corrupt it.  
人们认为竞争加强了民族性而不是破坏了它。
aggravate: v.加重(负担、罪行、病情等)，使之恶化。
 ➤ I hurt my foot, then aggravated it by trying to walk too soon.  
我的脚受伤了，而过早的下地走路又加重了伤情。

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