/'baɪpɑ:s; [US] -pæs; `baɪ,pæs/
n
1 road by which traffic can go round a city, busy area, etc instead of through it （绕开城市、闹市区等的）旁道
*If we take the bypass we'll avoid the town centre. 我们走旁道, 就能避开市镇的中心.
2 (medical 医) alternative passage for blood to circulate through during a surgical operation, esp on the heart 分路; 旁路; 旁通管; 分流术
*[attrib 作定语] bypass surgery 使用旁通管的外科手术.

v [Tn]
1 provide (a town, etc) with a bypass 在（市镇等）外围辟一条旁道
*a plan to bypass the town centre 在市镇中心外围开辟旁道的计划.
2 go around or avoid (sth), using a bypass 走旁道以绕过或避开（某物）
*We managed to bypass the shopping centre by taking side-streets. 我们尽量走小路以绕过购物中心区.
* (fig 比喻) bypass a difficulty, problem, etc 避开困难、问题等.
3 ignore (a rule, procedure, etc) or fail to consult (sb) in order to act quickly 为图省事而不顾（规则、手续等）或不请教（某人）
*He bypassed his colleagues on the board and went ahead with the deal. 他未徵求董事会中同事的意见就做了这笔交易.