What are the full names of e.g. and i.e. in English? What do they mean? What are the differences in usage?

What is the full name of eg in English? For example: thank you; What is the full name of i.e. id est?

For example, in English, it means, for example; That is to say, in other words.

Usage difference:

In English, when an example is needed in a sentence, for example = for example, for example:

we? Need? Helper? Yes? All of them? Type,? Engineer? Scientists? (? Like what? Geologist)? And then what? Teacher?

We need help from all sides: engineers, scientists (such as geologists) and teachers.

In other words, this is used to further explain the views put forward earlier. For example:

That? Design? Class? (? Namely? Analysis? Class? Besides? Technology? Class)? Need? Are you online? Our? System.

Design class required by the system (i.e. analysis class plus technology class).

Extended data:

All of them? Other? Tradition Operation? System? Driver? And then what? Service? (? Like what? Answer? Documents? System)? Execute? As individuals? Process. ?

All other traditional operating system drivers and services, such as file systems, are executed as separate threads.

This? Business? Data? Must? Is it? Save? Are you online? Perseverance? Storage? (? Namely? Database). ?

Business data must be stored in persistent storage (for example, a database).