Experiencing English 2, Unit 8 Computers and Security Notes to the Text 1. had unleashed a computer virus. (para. 2) had sent a virus out 我释放了一个计算机病毒。 Passage B So Sorry to Bug You FRNSWUCGExperiencing English 2, Unit 8 Computers and Security Passage B So Sorry to Bug You Notes to the Text 1. I had unleashed a computer virus.(para. 2) I had sent a virus out. 我释放了一个计算机病毒