84669 person learning
152542 person learning
20005 person learning
5487 person learning
7821 person learning
359900 person learning
3350 person learning
180660 person learning
48569 person learning
18603 person learning
40936 person learning
1549 person learning
1183 person learning
32909 person learning
很正常的一个命令
并且数据表是对的
对着书本上的敲的,不知道什么问题
The word was typed wrong,alter,不是alert
alter
alert
The word was typed wrong,
alter
,不是alert