also by-pass, 1848, of certain pipes in a gasworks, from by + pass (n.). First used 1922 for "road for the relief of congestion;" figurative sense is from 1928. The heart operation was first so called 1957.
bypass (v.)
1823, "to pass by" (implied in bypassed), from bypass (n.). From 1928 as "to go around, avoid;" figurative use from 1941. Related: Bypassed; bypassing.
权威例句
1. A new bypass around the city is being built.
一条新的绕城环路正在建设当中。
2. 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。
3. a triple bypass operation
接三通管的手术
4. a triple heart bypass operation
心脏三处分流手术
5. If we take the bypass we'll avoid the town centre.