窗口期 chuāngkǒuqī window of opportunity Definitions Defs Origin Strokes Stroke Words Sentences Sents chuāngkǒuqī window of opportunity 窗口 chuāngkǒu noun channel a medium or intermediary for interaction or communication with the outside world期 qī noun period A designated period of time, phase, or stage; also refers to a scheduled date or deadlinechuāngkǒuqī window period 窗口 chuāngkǒu noun window a window; an opening in a wall to let in light or air, or the space immediately adjacent to it期 qī noun period A designated period of time, phase, or stage; also refers to a scheduled date or deadline