yellow flag

flag coloured yellow, displayed by a ship or hospital which is in quarantine 黄旗, 检疫旗（受隔离检疫的轮船或医院所悬挂的黄色旗子）.

year after year, year in and year out, year in year out, year-book, year-long, yearbook, yearling, yearly, yearn, yearn for, yearning, yearningly, yeast, yeastiness, yeasty, yell, yell at sb., yellow, yellow card, yellow fever, yellow line, Yellow Pages, yellowhammer, yellowish, yellowy, yellowness, yelp, yen, yeoman, Yeoman of the Guard, yeoman service, yeomanry, yes, yes-man, yester-year, yesterday, yesterday week, yet, yeti, yew, YHA,