ever
The German word 'immer' is an adverb that translates to 'ever' in English. It is used to express that something happens all the time, continuously, or without exception. For example, 'Ich bin immer müde' means 'I am always tired' or 'I am tired ever'. It can also be used to express that something is always the case, as in 'Das ist immer so' which means 'It is always like that' or 'It is ever so'.
I am always here.
This particular phrase can be used in a variety of contexts to indicate constant presence, whether physical or metaphorical. 'Ich bin immer hier' uses 'immer' to express the idea of 'always' or 'every time'.
The weather is always bad.
This is a common sentence structure in which 'immer' is used to describe a constant state or condition -- in this case, it's the bad weather. It translates as 'always' in English, indicating a continual or usual state.
We always eat at 6 o'clock.
In this sentence, 'immer' is used to indicate a habitual action or routine, telling us something that happens regularly at a specific time, in this case, eating at 6 o'clock.