to whistle; to scream; to whiz

(of people) to whistle; (of birds and animals) to screech; to howl; to roar

to squeal; to screech

Xi Xiaobo (1910-1977), Beijing opera star, one of the Four great beards 四大鬚生|四大须生

Wang Xiaofeng (1944-), fourth governor of Hainan

(bird species of China) blue whistling thrush (Myophonus caeruleus)

to whistle past; to hurtle past; to zip by

(bird species of China) Taiwan whistling thrush (Myophonus insularis)