abreast
/əˈbrest/adverb
1
- side by side and facing the same way（朝同方向）肩并肩地：
the path was wide enough for two people to walk abreast
这条小径宽能容两人并肩而行
they were riding three abreast.
他们三人并肩骑行。
2
- alongside or level with something并排, 齐平：
the cart came abreast of the Americans in their rickshaw
大车赶上了坐在人力车里的美国人
the car braked as it drew abreast.
小汽车靠近时刹车停下。
2.1
- figurative up to date with the latest news, ideas, or information〈喻〉跟上（最新新闻、思想或信息）：
keeping abreast of developments.
紧跟发展。
词源
late Middle English: from A-2 'in' + BREAST.