meaning German.
The Big Bang Theory Season 12, Episode 7
because it lives in a state-of-the-art
German incubator.
The Big Bang Theory Season 10, Episode 8
(SINGING IN GERMAN)
The Big Bang Theory Season 10, Episode 20
Now, in German.
The Big Bang Theory Season 10, Episode 20
Quartz, from the
German "quarz"
The Big Bang Theory Season 12, Episode 2