The difference between rain and rain

The difference between itisraining and itisraining is the difference in meaning and part of speech.

1, different parts of speech: ainy adjective, indicating that it often rains, but it doesn't necessarily rain now. The present participle form of the raining verb indicates that it is raining. It'sraining emphasizes action, indicating that it is raining. It's raining, which means it's raining.

2. Different meanings: it is raining and it is raining. Theoretically, the two are not equal. For example, if it is raining outside, you can tell others that it is raining. If you describe the weather today, you can say it is sunny today.