不及物动词

1. 存在;实际上有
If something exists, it is present in the world as a real thing.

2. （尤指在逆境中）生存，生活
To exist means to live, especially under difficult conditions or with very little food or money.

1. have an existence, be extant

e.g. Is there a God?

Synonym: be

2. support oneself

e.g. he could barely exist on such a low wage
Can you live on $2000 a month in New York City?
Many people in the world have to subsist on $1 a day

Synonym: survivelivesubsist