首先我们来看下live on、live in的大致意思
live on：词性为短语动词，live on 着重指在困难、逆境或某种条件下继续生存或生活，并且有可能长期持续下去。
live in：词性为短语动词，live in 强调在特定的地方居住或定居，并且通常指长期居住。
通过下面的图我们了解下live on、live in的含义、发音和用法
接下来我们讲解几个用例，希望这些用例可以加深您的理解
live on：
Despite being unemployed for a year, he still lives on his savings.
(尽管失业已经一年了，他依然靠着积蓄生活。)
Elderly people usually live on pensions to support themselves.
(老年人一般都依赖养老金来维持生活。)
In this impoverished country, many people live on charity organizations for survival.
(在这个贫困的国家里，很多人靠着慈善组织来维持生活。)
The residents on this island live on fishing and farming.
(这个小岛上的居民靠捕鱼和种田为生。)
Despite the soaring prices, he still lives on odd jobs.
(尽管物价飞涨，他仍然靠打零工谋生。)
Even though she lost her job, she will find other ways to live on.
(虽然她失去了工作，但她会找到其他的办法来维持生活。)
live in：
My brother now lives in Beijing.
(我哥哥现在住在北京。)
They live in a beautiful villa.
(他们一家住在一座漂亮的别墅里。)
The artist settled in this city a long time ago.
(这位艺术家很久以前就在这个城市定居了。)
They decided to buy a house by the sea and live in it.
(他们决定在海边买套房子定居下来。)
The residents of this village live at the foot of the mountain.
(这个村庄的居民都住在山脚下。)
The couple plans to live in the countryside.
(这对夫妇打算在乡村安家。)