2--I have tried five times already, sir, but the fax line has been busy.
 
1--Is there something wrong with their fax machine?
 
2--Well, perhaps.
 
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注解：
 
1.fax machine传真(机)，传真件
2.already已经(强调情况或问题存在)  
3.perhaps可能
 
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译文：
 
1--你给ABC公司的李先生发传真了吗?
2--我试过5次了，先生，但传真线路都占线。
1--他们的传真机出毛病了吗?
2--嗯，可能是的。