down to something/somebodyLOW POSITION OR RANKincluding everything or everyone, even the smallest thing or the least important person 下至〔最小的〕某物/〔等级低或职位低的〕某人 Everyone uses the cafeteria, from the managing director down to the office boy. 上至常务董事下至办公室的工友,大家都在食堂用餐。
The plans were all complete down to the last detail. 计划连最后的细节都已经敲定了。
→ down to something/somebody at down1(4)