例句與造句

1. The students, Mike Bond and Richard Clayton, developed a program that allowed them to defeat security measures on a laboratory computer equipped with the IBM security hardware and software that stores credit card numbers or cash machine PINs.
2. An automatic bolt coupling device comprises a drawbar, a swivelable cast " bell " with a horizontal opening in the middle, a machined pin or " bolt ", an automatic pin release mechanism, a safety locking device with actuating handle and a cushioned mounting plate.
3. It's difficult to find machine pin in a sentence. 用machine pin造句挺難的