1. （通常为更快地实现某事）越过，避开，绕开
    If you bypass someone or something that you would normally have to get involved with, you ignore them, often because you want to achieve something more quickly.

    e.g. A growing number of employers are trying to bypass the unions altogether...
           越来越多的雇主试图完全绕过工会行事。
    e.g. Regulators worry that controls could easily be bypassed.
           监管机构担心人们会轻易地摆脱控制。

2. （心脏）分流术，搭桥手术
    A bypass is a surgical operation performed on or near the heart, in which the flow of blood is redirected so that it does not flow through a part of the heart which is diseased or blocked.

    e.g. ...heart bypass surgery.
           心脏搭桥手术

3. 对（动脉等）作分流术；为…作搭桥术
    If a surgeon bypasses a diseased artery or other part of the body, he or she performs an operation so that blood or other bodily fluids do not flow through it.

    e.g. Small veins are removed from the leg and used to bypass the blocked up stretch of coronary arteries.
           从腿部取出一些细小血管，用来对堵塞的冠状动脉进行分流。

4. （绕过城镇中心的）旁道，外环路
    A bypass is a main road which takes traffic around the edge of a town rather than through its centre.

bypass是什么意思

    e.g. A new bypass around the city is being built.
           一条新的绕城环路正在建设当中。
    e.g. ...the Hereford bypass.
           赫里福德旁道

5. （道路）绕过
    If a road bypasses a place, it goes around it rather than through it.

    e.g. ...money for new roads to bypass cities.
           建造新的城市外环道所需的资金

6. 绕…而行
    If you bypass a place when you are travelling, you avoid going through it.

    e.g. The rebel forces simply bypassed Zwedru on their way further south.
           叛军在向南部挺进时直接绕过了绥德鲁。