例句與造句

1. "Any enemy of the United States sophisticated enough to operate GPS-guided weapons will be sophisticated enough to acquire and operate differential systems " that can overcome selective availability error.
2. These services test a website by running a web browser through a typical website transaction ( such as a shopping cart ) in order to check for user experience issues, performance problems, and availability errors.
3. It's difficult to find availability error in a sentence. 用availability error造句挺難的