This is the 3123rd most frequent Russian word.
коронавирус
The Russian word "коронавирус" means "coronavirus" in English, referring to a type of virus causing respiratory infections.
The word 'коронавирус' is used here as the subject of the sentence, emphasizing its role as the agent of spreading.
Коронавирус распространился по всему миру.
The coronavirus has spread worldwide.
In this sentence, 'коронавирусом' appears as the indirect object in the instrumental case, indicating the entity against which the measures are directed.
Меры по борьбе с коронавирусом приняты во многих странах.
Measures to combat the coronavirus have been implemented in many countries.
Here, 'коронавирусом' is used again in the instrumental case, demonstrating the agent responsible for the potential action of contracting.