My phone, which I bought last week, was very expensive.

How to say “My phone, which I bought last week, was very expensive.” in Japanese

In Japanese

先週買(せんしゅうか)った私(わたし)のスマホは、とても高(たか)かったです。

Senshū katta watashi no sumaho wa, totemo takakatta desu.

My phone, which I bought last week, was very expensive. in other languages