bystander :There are many bystanders.这里有很多旁观者.
bystander intervention and apathy 旁观者介入与冷漠
He lies helpless in the street under the pity gaze of the bystander 他零零地躺在路边,旁观的人都投以怜悯的目光
bygone: bygone days.过去的日子
Let bygones be bygones.过去的事就让它过去吧
fervent :fervent protests; a fervent admirer.强烈的抗议;热烈的爱慕者
compassion:fling oneself on sb.'s compassion 乞求某人怜悯〔同情〕
bypass: bypassed standard office procedures.忽视了办公室的工作规定
参考资料:http://www.sowang.com/jinshanciba.htm