Electronic authentication such as a digital certificate can serve the function of online identity verification. In addition, the public key of digital certificates can be used to encrypt sensitive ...

My manager recognised that I have put in a lot of overtime on the project and he has given me an extra week of leave. 我的上司意识到为了这个项目我加了很多班，所以他让我多休一周的假。 Helen 接下来让我们仔细看看 appreciate 和 recognise ...