1
- a road passing round a town or its centre to provide an alternative route for through traffic（绕过城镇或市中心的）旁道, 旁路。
1.1
- a secondary channel, pipe, or connection to allow a flow when the main one is closed or blocked（主管道关闭或阻塞后所用的）旁通管。
1.2
- an alternative passage made by surgery, typically to aid the circulation of blood（尤指为助血液循环通过手术做的）分路, 旁路, 旁通管。
1.3
- a surgical operation to make such a passage分流术：
a heart bypass.
一次心脏搭桥手术。
with obj.
1- go past or round经过, 绕过：
bypass the farm and continue to the road.
绕过农庄, 继续前行到大路上。
1.1
- provide (a town) with a route diverting traffic from its centre为（城镇）开辟不经过市中心的旁道：
the town has been bypassed.
这个城镇有了绕城旁道。
1.2
- avoid or circumvent (an obstacle or problem)绕过; 避开（障碍）; 回避（问题）：
a manager might bypass formal channels of communication.
经理可能会避开正式的联系渠道。