abreast 英 [ə'brest]
adv. 并肩地;并列
adj. 并排的;肩并肩的
adv. 并肩地;并列
adj. 并排的;肩并肩的
abreast 并排
来自短语on breast.
abreast (adv.)
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.