a deep, narrow valley with steep sides, typically with a river or stream flowing through it

a low area of land between hills or mountains, typically with a river or stream flowing through it

Bangkok, the capital city of Thailand

the nadir or lowest ebb of a situation, such as one's career, emotions, or the economy

a building for storing grain, hay, or other agricultural products

unhusked rice as it comes from the field

cereal crops or the seeds harvested from them, such as wheat, rice, or corn

(dialect) corn; maize

any of several species of small-seeded grasses used as cereal crops

Google, Internet company and search engine

the Grand Canyon of the Colorado River in the United States

the lowest point or most unsuccessful period in a process or state

all types of cereals, food crops, or grains in general

cuckoo bird

glutamic acid (Glu), an amino acid

cereal; grain

a deep, secluded valley

Taniguchi (Japanese surname)

cuckoo (Cercococcyx spp.)

a deep, narrow gorge or valley

(geology) rift valley

A nomadic people related to the Xianbei.

Guyu or Grain Rain, 6th of the 24 solar terms (typically April 20th-May 4th)

a mountain valley or gorge, often containing a stream

receptive as an echoing canyon; modest and open-minded

Pinggu, a district of Beijing

grain (of cereal)

In an impossible situation with no room to advance or retreat; caught in a predicament where every option is difficult.

the lowest point of a wave; a trough

abundant harvest of all food crops; a bumper grain harvest

A strategic mountain pass in modern-day Henan Province, forming the eastern gateway of the Qin State during the Warring States Period (770-221 BC).

to thresh

Hasegawa (Japanese surname)

Yangu county in Liaocheng, Shandong

threshing machine

husk (of rice etc); chaff

Yangu county in Liaocheng, Shandong

the seed-bearing head of a cereal plant

Gangu county in Tianshui, Gansu

Jinggu Dai and Yi autonomous county in Pu'er, Yunnan

Fugu County in Yulin, Shaanxi

Linggu temple (Nanjing)

abbreviation for the Guliang Annals (Guliang Zhuan), a commentary on the Spring and Autumn Annals