YOU SAID:
Mosquitos indoors are really annoying
INTO JAPANESE
室内の蚊は本当にうるさい
BACK INTO ENGLISH
Mosquitoes in the room are really noisy
INTO JAPANESE
部屋の蚊が本当にうるさい
BACK INTO ENGLISH
The mosquitoes in the room are really noisy
INTO JAPANESE
部屋の蚊が本当にうるさい
BACK INTO ENGLISH
The mosquitoes in the room are really noisy
That didn't even make that much sense in English.