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 piece he had them sign was an original First Day Cover (FDC) marking the centennial of baseball’s supposed invention. An FDC is a postage stamp on a cover or stamped envelope franked on the first day the stamp’s issue and authorized for mailing. The post-marked cancelation date precisely dates the item. ... "