to be (matter)

Английский Язык - Немецкий Язык

Определение to be (matter) в Английский Язык Немецкий Язык словарь

sich verhalten (Sache)

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... have to explain to him that I was experimenting with anti-matter.  I was creating anti-electrons ...

... matter, if you think you're so smart, here's the mother of all time travel stories, and ...