half-mast

n (idm 习语) at half-mast (a) (of a flag) half-way up a mast, as a mark of respect for a dead person （指旗）下半旗（以示哀悼）: Flags were (flown) at half-mast everywhere on the day of the king's funeral. 国王安葬那天各处都下了半旗. (b) (joc 谑) (of full-length trousers) too short, so that the ankles are seen （指长裤）太短以致露出了脚踝的.

half holiday, half moon, half nelson, half pay, half-and-half, half-back, half-baked, half-brother, half-caste (also half-breed), half-crazed, half-crown, half-dozen, half-hardy, half-hearted, half-heartedly, half-hourly, half-length, half-life, half-light, half-listen, half-naked, half-note, half-price, half-seas-over, half-sister, half-size, half-term, half-timbered, half-time, half-tone, half-track, half-truth, half-way, half-whisper, half-wit, half-witted, half-yearly, halfhearted, halfpenny, halfpennyworth,