“图书馆3楼”怎么翻译

1.The address is the third floor of the library.
2.The participants of opening are computer enthusiasts
3.Our demand is for some of the participants in the learning process in their own problems

the address is the library,3rd floor
The meeting opens to computer fans;
The attendees are supposed to put in some questions raised in their personal studies .

英式The address is the scend floor of the library
美式 The address is the third floor of the library