a cold, biting wind; specifically used in classic literature like the Book of Songs to describe the winter cold

Ancient bamboo reed instrument, also known as the [[筚篥|篳篥|bi4 li4]].

(literary) used to describe the appearance of springwater gushing out or bubbling up

An ancient double-reed wind instrument made of bamboo with a reed mouthpiece, originally from Central Asia; its sound is often described as mournful or used in military contexts to startle horses.

A traditional double-pipe wind instrument made of bamboo, popular among the Li people of Hainan province.