mid-15c., on brest, from a- (1) + breast (n.); the notion is of "with breasts in line." To keep abreast in figurative sense of "stay up-to-date" is from 1650s.
双语例句
1. As they reached the start-finish line Prost jinked right and drew abreast.
当他们接近起止线时，普罗斯特猛向右转，两辆车并排驶过了终点。
来自柯林斯例句
2. As he drew abreast of the man he pretended to stumble.
当他赶上那个男人时，他装出了要跌倒的样子。
来自柯林斯例句
3. Ellen would keep me abreast of the progress by phone.
