The Castle
English: "the face" is German: "das Gesicht".
English: "the diary" = German: "das Tagebuch".
das ist is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
Das Cello (neutral). Pronounced the same as in English.
In English, "das Kind" translates to "the child."
Books is die Bücher in German.
Das ist = That is.
das Auto, das sich interessiert is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
"Vas is das" is not a correct phrase in any language. It may be a mix of German and English, where "was ist das" in German means "what is that" in English.
"What is this?"="Was ist das?" (if it`s meant as a question).
English: "the iron" is German: "das Eisen", "das Bügeleisen", "das Plätteisen", "das Plättbrett", "das Schießeisen".