1. With it, you can store session information in a database or implement a handler for encrypting and decrypting all of your data. 使用它,您可以将会话信息存储在数据库中,或者实现一个用于加密和解密你的所有数据的处理器。
2. A day's employment of an unneeded tile-setter has meant a day's disemployment of a sweater knitter or machine handler. 多雇用一名无所事事的瓦匠,就会导致另一名羊毛衫编织工或编织机操作工做不成事。