沟 溝 gou1
ditch; gutter; groove; gully; ravine

strokes 7
radical
水
水
strokes after radical 4
V沟 V溝 - gou1
low neckline that reveals the cleavage; décolleté; gully

冰沟 冰溝 bing1 gou1
crevasse

大海沟 大海溝 da4 hai3 gou1
marine trench

代沟 代溝 dai4 gou1
generation gap

地沟油 地溝油 di4 gou1 you2
cooking oil that has been used and discarded (and, in China, sometimes illegally recovered from gutters and sewers, reprocessed and sold back to restaurants)

东沟 東溝 dong1 gou1
Donggou town in Liangzihu district 梁子湖區|梁子湖区 of Ezhou city 鄂州市, Hubei

东沟镇 東溝鎮 dong1 gou1 zhen4
Donggou town in Liangzihu district 梁子湖區|梁子湖区 of Ezhou city 鄂州市, Hubei

扶沟 扶溝 fu2 gou1
Fugou county in Zhoukou 周口, Henan

扶沟县 扶溝縣 fu2 gou1 xian4
Fugou county in Zhoukou 周口, Henan

腹股沟 腹股溝 fu4 gu3 gou1
groin (anatomy)

沟槽 溝槽 gou1 cao2
groove; furrow; trench

沟道 溝道 gou1 dao4
groove

沟谷 溝谷 gou1 gu3
gully

沟壑 溝壑 gou1 he4
gorge; gulch; ravine; deep ditch

沟涧 溝澗 gou1 jian4
gully; ravine

沟渠 溝渠 gou1 qu2
channel; moat; irrigation canal

沟通 溝通 gou1 tong1
to join; to connect; to link up; to communicate

股沟 股溝 gu3 gou1
buttock cleavage; butt crack

海沟 海溝 hai3 gou1
marine trench

壕沟 壕溝 hao2 gou1
trench; moat

河沟 河溝 he2 gou1
brook; ditch

壑沟 壑溝 he4 gou1
ditch; narrow strip of water; moat

鸿沟 鴻溝 hong2 gou1
wide gap; gulf; chasm; lit. name of old canal in Henan that formed the border between enemies Chu 楚 and Han 漢|汉

甲沟炎 甲溝炎 jia3 gou1 yan2
paronychia (medicine)

九寨沟 九寨溝 jiu3 zhai4 gou1
Jiuzhaigou Valley, Sichuan; Jiuzhaigou county, Sichuan

九寨沟风景名胜区 九寨溝風景名勝區 jiu3 zhai4 gou1 feng1 jing3 ming2 sheng4 qu1
Jiuzhaigou Valley Scenic and Historical Interest Area, Sichuan

九寨沟县 九寨溝縣 jiu3 zhai4 gou1 xian4
Jiuzhaigou county, Sichuan

口语沟通 口語溝通 kou3 yu3 gou1 tong1
oral communication (psychology)

犁沟 犁溝 li2 gou1
furrow

柳条沟事件 柳條溝事件 liu3 tiao2 gou1 shi4 jian4
see 柳條湖事件|柳条湖事件

龙潭沟 龍潭溝 long2 tan2 gou1
Longtan Ravine, scenic area in Xixia county 西峽縣|西峡县, Nanyang 南陽|南阳, Henan

垄沟 壟溝 long3 gou1
furrow (agriculture)

芦沟桥 蘆溝橋 lu2 gou1 qiao2
Lugou Bridge or Marco Polo Bridge, the scene of "incident" sparking WW2 between Japan and China

卢沟桥 盧溝橋 lu2 gou1 qiao2
Lugou Bridge or Marco Polo Bridge in southwest of Beijing, the scene of the incident of 7th July 1937 that sparked WW2 between Japan and China

芦沟桥事变 蘆溝橋事變 lu2 gou1 qiao2 shi4 bian4
the Marco Polo Bridge Incident of 7th July 1937 that sparked WW2 between Japan and China

卢沟桥事变 盧溝橋事變 lu2 gou1 qiao2 shi4 bian4
Marco Polo Bridge Incident of 7th July 1937, regarded as the beginning of the Second Sino-Japanese War 抗日戰爭|抗日战争

马里亚纳海沟 馬里亞納海溝 ma3 li3 ya4 na4 hai3 gou1
Mariana Trench (or Marianas Trench)

马利亚纳海沟 馬利亞納海溝 ma3 li4 ya4 na4 hai3 gou1
Mariana Trench (or Marianas Trench)

马太沟 馬太溝 ma3 tai4 gou1
Mataigou town in Pingluo county 平羅縣|平罗县, Shizuishan 石嘴山, Ningxia

马太沟镇 馬太溝鎮 ma3 tai4 gou1 zhen4
Mataigou town in Pingluo county 平羅縣|平罗县, Shizuishan 石嘴山, Ningxia

门头沟 門頭溝 men2 tou2 gou1
Mentougou district of Beijing municipality

门头沟区 門頭溝區 men2 tou2 gou1 qu1
Mentougou district of Beijing

脑沟 腦溝 nao3 gou1
sulcus (groove or fissure dividing lobes of the brain)

排水沟 排水溝 pai2 shui3 gou1
gutter

渠沟 渠溝 qu2 gou1
trench

乳沟 乳溝 ru3 gou1
cleavage (hollow between a woman's breasts)

山沟 山溝 shan1 gou1
valley; gully; mountain region

渗沟 滲溝 shen4 gou1
sewer

水沟 水溝 shui3 gou1
gutter; sewer

水磨沟 水磨溝 shui3 mo4 gou1
Shuimogou district (Uighur: Shuymogu Rayoni) of Urumqi city 烏魯木齊市|乌鲁木齐市, Xinjiang

水磨沟区 水磨溝區 shui3 mo4 gou1 qu1
Shuimogou district (Uighur: Shuymogu Rayoni) of Urumqi city 烏魯木齊市|乌鲁木齐市, Xinjiang

天沟 天溝 tian1 gou1
(rainwater) gutter

臀沟 臀溝 tun2 gou4
gluteal fold

外侧沟 外側溝 wai4 ce4 gou1
lateral sulcus or Sylvian fissure (a main division of the brain)

洗沟 洗溝 xi3 gou1
to roll a ball into the gutter (ten-pin bowling)

阴沟里翻船 陰溝裡翻船 yin1 gou1 li3 fan1 chuan2
to meet with unexpected failure (idiom); to fail miserably (where failure was not expected)