abreastKK [əˋbrɛst] /əˈbɹɛst/發音a- 在、處於+breast 胸→胸口齊平展開收合a-字首在、處於breast單字胸字面:胸口齊平幾個人胸口連成一線,即並排前進,引申為跟上、不落後。副詞1同步掌握、跟上、不落後常用於 keep/stay abreast ofManagers must stay abreast of changes in the industry.主管必須隨時掌握業界的變化。2並排地、並肩地They cycled two abreast along the narrow country road.他們在狹窄的鄉間小路上兩人並排騎車。3並駕齊驅、趕上常與 of 連用The police car finally drew abreast of the speeding van.警車終於追上了那輛超速的廂型車,與它並駕齊驅。