和英辞書

です

verb

Polite form of だ (da), after uninflecting parts of speech: to be / After the plain past or nonpast form of -i adjectives (or nonstandardly verbs), to form the polite ending.

これは私の新しい車です。

This is my new car.

意味（1）

Polite form of だ (da), after uninflecting parts of speech: to be

これは私(わたし)のパソコンです。

Kore wa watashi no pasokon desu.This is my PC.

意味（2）

After the plain past or nonpast form of -i adjectives (or nonstandardly verbs), to form the polite ending.

とても美(うつく)しいです。

Totemo utsukushii desu.It is very beautiful.