(music) a flute, whistle, pipe / (anatomy, rare) a windpipe / (music) a side-blown flute, as opposed to end-blown instruments such as the 篳篥 (hichiriki) / a whistle such as that used by a referee

what

anything; whatever one likes

any

color

how many colors

multi-colored

what color

for a while

聞こえる: to hear, to be audible