midstream

n [U] 1 part of a stream, river, etc half-way between its banks 中流: There's a fast current in midstream. 中流的水很急. 2 (idm 习语) change/swap horses in midstream => horse. in midstream in the middle of an action, etc 在进行中: The speaker stopped in midstream, coughed, then started up again. 演讲人中途停下来咳嗽, 然後又继续讲.

middle ear, middle finger, middle name, middle school, middle-aged, middle-brow, middle-distance, middle-of-the-road, middleman, middleweight, middling, midfield, midge, midget, midland, midnight, midriff, midshipman, midships, midst, midsummer, Midsummer's Day, midway, midweek, midwife, midwifery, midwinter, mien, miff, miffed, might, might (just) as well do sth., mightily, mighty, migraine, migrant, migrate, migration, migratory, mikado,