Translation of "Swedish" in Chinese

I speak Swedish.

我说瑞典语。

His wife is Swedish.

他的妻子是瑞典人。

I don't speak Swedish.

我不会说瑞典语。

You can understand Swedish.

你听得懂瑞典语。

I am Finnish, but I speak also Swedish.

我是芬兰人，但我也说瑞典语。