低谷

低谷	dī gǔ	valley / trough (as opposed to peaks) / fig. low point / lowest ebb / nadir of one's fortunes
低	dī	low / beneath / to lower (one's head) / to let droop / to hang down / to incline
谷	gǔ	grain / corn
谷	Gǔ	surname Gu
谷	gǔ	valley