Breakdown of heya no ondo wa nido desu.
ですdesu
to be
はwa
topic particle
のno
possessive case particle
二ni
two
部屋heya
room
~度~do
degrees counter
This is the same counter as the times counter 〜度.
温度ondo
temperature
Elon.io is an online learning platform
We have hundreds of Japanese lessons and thousands of exercises.
