I 'cross-checked' the changes against the original copy. [=I looked at the original copy to make sure that the changes were correct]
You should 'cross-check' your answers with a calculator.
(..) interstitial alloy metals: steel, manganese and nickel. Excellent work, Dr. Hodgins. Thanks. Yeah, I'm gonna cross-check these alloys against potential murder weapons. Oh, wait! Before you do, uh, I have another, uh, (..)2015 TvShow: Bones Title: The Promise in the Palace Season: 11 Episode 7