熱帯 ねったい せい てい気圧 きあつじゃないです
nettaiseiteikiatsujanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 熱帯性低気圧

1. It's not a tropical depression.; It isn't a tropical cyclone.

Negative
Polite
Casual Register