parallel1/ˋpærə͵lɛl; ˈpærəlel/adj 1 two lines, roads etc that are parallel go in the same direction and are the same distance apart all the way 平行的: +to/with The street runs parallel to the railroad. 这条街与铁道平行。2 similar and happening at the same time 相似的﹔同时发生的: The British and French police are conducting parallel investigations. 英国和法国警方正在展开相似的调查。
parallel2n [C] a relationship or similarity between two things〔两个事物之间的〕联系﹐相似之处: +between books that attempt to draw parallels between brains and computers (=show how they are similar)试图把人脑和电脑作比较的书
parallel3v [T] formal to be similar to something else, or to happen at the same time as something else【正式】与…相似﹔与…同时发生: Symptoms of depression often parallel those of more severe mental illnesses. 抑郁症的症状常常与其他更严重的精神疾病的症状相似。