be so hungry that the stomach is beginning to gurgle
Hunger, a Chinese word, is pronounced J ī ch á NGL ù L ù, which means that one's stomach is very hungry. It comes from Pu Songling's strange tales of Liaozhai, master of West Lake in Qing Dynasty.
The origin of Idioms
Pu Songling's strange tales of Liaozhai: Master of the West Lake in the Qing Dynasty: "but I'm hungry, I can't be embarrassed."
Idiom usage
It's the wrong time to pass on the meal. It's all breakfast in the twilight. So far, everyone is hungry. (Gao Yang's "jade seat and Pearl curtain" Volume I)
be so hungry that the stomach is beginning to gurgle
the hum of study is clearly heard - shū shēng lǎng lǎng
Looking at the mountain with one's cheek - zhǔ jiá kàn shān