7.【军】(trench)平行战壕；平行路线
8.in parallel
(at the same time)同时地；平行地；并列地
Davies has managed to pursue his diverse interests in parallel with his fast-moving career.戴维斯在事业突飞猛进的同时并未放弃自己广泛的兴趣爱好。
Progress on this issue must be made in parallel to any moves on the economic front.这个问题上的进展必须和经济领域的进展同步。