Caution! The site can't guarantee, that text has age permission. The site is not recommended, if you are less than 18 years old.
The site shows example sentences for English words. How the word or phrase could be used in a sentence?
" ... The U.S. Navy is combining two new technologies, 3D printing and nanophotonics, to create precise models showing how submarines and other warships appear to radar. Computer modeling of radar signatures is extremely time-consuming and may get it wrong; the only way to be sure how radar sees something is to put it – or an exact copy — in front of a radar set. ... "