1. 锁定：手动修改这些表数据的话有可能导致数据出错.比如,在Membership表里存储有每个用户的密码,如果这些密码经过了哈希算法处理,错误地修改这些密码将导致锁定(lock out)用户,因为用户登录时提供的密码与存储在数据库里的密码不匹配.简而言之,
2. lock out的解释
2. 把...关在外面：lock oneself in 把自己关在里面 . | lock out 把...关在外面 . | as long as 达...之外,长达 .
3. 自然消失(条件)：Lock-in 自然出现(条件) | Lock-out 自然消失(条件) | Lock-up 锁定;封锁
4. 消除锁定条件;自然消失(条件)：Lock-in 锁定条件;自然出现(条件) | Lock-out 消除锁定条件;自然消失(条件) | Lock-up 锁定;封锁
1. 把…关在门外
If someone locks you out of a place, they prevent you entering it by locking the doors.
e.g. They had had a row, and she had locked him out of the apartment...
他们吵了一架，于是她把他锁在公寓外面。
e.g. My husband''s locked me out.
我丈夫把我关在了外面。
2. 反锁（自己）在外
If you lock yourself out of a place, such as your house, you cannot get in because the door is locked and you do not have your keys.
e.g. The new tenants locked themselves out of their apartment and had to break in...
新房客被自己反锁在屋外，于是只好破门进去。
e.g. There had been a knock at the door and when she opened it she locked herself out...
外面有敲门声，她去开门，结果把自己反锁在了外面。
3. （在劳资纠纷中公司）不准（工人）进入工作场所
In an industrial dispute, if a company locks its workers out, it closes the factory or office in order to prevent the employees coming to work.
e.g. The company locked out the workers, and then the rest of the work force went on strike.
公司禁止工人入厂，其余工人便开始罢工。
verb
1. prevent employees from working during a strike